A sign marks the Novartis Institutes for BioMedical Research facility in Cambridge, Massachusetts, U.S., June 16, 2021. REUTERS/Brian Snyder

A sign marks the Novartis Institutes for BioMedical Research facility in Cambridge, Massachusetts, U.S., June 16, 2021. REUTERS/Brian Snyder

German Defence Minister Annegret Kramp-Karrenbauer gestures as she talks to German Minister for Education and Research, Anja Karliczek, before the weekly cabinet meeting at the Chancellery in Berlin, Germany June 16, 2021. John MacDougall/Pool via REUTERS

Atmospheric physicist and leader of the MOSAiC expedition Markus Rex chats with German Minister for Education and Research Anja Karliczek after a news conference presenting the initial results of the MOSAiC expedition, the largest scientific undertaking in the polar region to date, in Berlin, Germany June 15, 2021. John MacDougall/Pool via REUTERS

Sea ice physicist and expedition participant Stefanie Arndt, atmospheric physicist and leader of the MOSAiC expedition Markus Rex and Germany's Minister for Education and Research Anja Karliczek pose with a placard showing a picture of the German icebreaker and research vessel "Polarstern" and a text reading 'Global Temperature rise' before a news conference presenting the initial results of the MOSAiC expedition, the largest scientific undertaking in the polar region to date, in Berlin, Germany June 15, 2021. John MacDougall/Pool via REUTERS

Sea ice physicist and expedition participant Stefanie Arndt, atmospheric physicist and leader of the MOSAiC expedition Markus Rex and Germany's Minister for Education and Research Anja Karliczek pose with a placard showing a picture of the German icebreaker and research vessel "Polarstern" and a text reading 'Global Temperature rise' before a news conference presenting the initial results of the MOSAiC expedition, the largest scientific undertaking in the polar region to date, in Berlin, Germany June 15, 2021. John MacDougall/Pool via REUTERS

Germany Minister for Education and Research Anja Karliczek addresses a news conference presenting the initial results of the MOSAiC expedition, the largest scientific undertaking in the polar region to date, in Berlin, Germany June 15, 2021. John MacDougall/Pool via REUTERS

Germany Minister for Education and Research Anja Karliczek addresses a news conference presenting the initial results of the MOSAiC expedition, the largest scientific undertaking in the polar region to date, in Berlin, Germany June 15, 2021. John MacDougall/Pool via REUTERS

Germany Minister for Education and Research Anja Karliczek addresses a news conference presenting the initial results of the MOSAiC expedition, the largest scientific undertaking in the polar region to date, in Berlin, Germany June 15, 2021. John MacDougall/Pool via REUTERS

Dumebi Iyeke, a research analyst with Financial Derivatives, speaks during an interview with Reuters at her office in Lagos, Nigeria June 10, 2021. Picture taken June 10, 2021. REUTERS/Seun Sanni

Dumebi Iyeke, a research analyst with Financial Derivatives, speaks during an interview with Reuters at her office in Lagos, Nigeria June 10, 2021. Picture taken June 10, 2021. REUTERS/Seun Sanni

Shoes are seen on a path leading to the former Brandon Indian Residential School where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes TPX IMAGES OF THE DAY

Shoes, stuffed animals, dream catchers and other offerings are seen at the site of the former Brandon Indian Residential School where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

Shoes and a stuffed animal are seen at the site of the former Brandon Indian Residential School where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

An offering is seen at the site of the former Brandon Indian Residential School where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

Shoes, stuffed animals and other offerings are seen at the site of the former Brandon Indian Residential School where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

Dream catchers are seen at the site of the former Brandon Indian Residential School where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

Shoes, stuffed animals, dream catchers and other offerings are seen at the site of the former Brandon Indian Residential School where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

The frame of a burnt chair sits at Brandon Indian Residential School near a location where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

An overgrown road leads to the site of the former Brandon Indian Residential School near where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

A monument marked with the names of 11 children who died while attending the Brandon Indian Residential School is seen at one of three sites where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

A monument marked with the names of 11 children who died while attending the Brandon Indian Residential School is seen at one of three sites where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

A decaying white cross lies in a small cemetery for children who died at Brandon Indian Residential School near one of three sites where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada June 12, 2021. REUTERS/Shannon VanRaes

A monument marked with the names of 11 children who died while attending the Brandon Indian Residential School is seen at one of three sites where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

A monument marked with the names of 11 children who died while attending the Brandon Indian Residential School is seen at one of three sites where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada, June 12, 2021. REUTERS/Shannon VanRaes

A monument marked with the names of 11 children who died while attending the Brandon Indian Residential School is seen at one of three sites where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada. June 12, 2021. REUTERS/Shannon VanRaes

A monument marked with the names of 11 children who died while attending the Brandon Indian Residential School is seen at one of three sites where researchers, partnered with the Sioux Valley Dakota Nation, located 104 potential graves in Brandon, Manitoba, Canada. June 12, 2021. REUTERS/Shannon VanRaes

Preserved ancient manuscripts of customary laws governing the functioning of granaries locally known as Igoudar, are pictured at the house of Khalid Alaroud, a research professor and civil society activist, in Ait Mimoune village, in Souss Massa region, Morocco June 9, 2021. Picture taken June 9, 2021. REUTERS/Abdelhak Balhak

Khalid Alaroud, a research professor and civil society activist, shows preserved ancient manuscripts of customary laws governing the functioning of granaries locally known as Igoudar, at his home in Ait Mimoune village, in Souss Massa region, Morocco June 9, 2021. Picture taken June 9, 2021. REUTERS/Abdelhak Balhak

Participants take part in an experiment, where researchers try to use virtual reality goggles to teach people about how virus infections spread, conducted in a park, amid the coronavirus disease (COVID-19) pandemic, in Copenhagen, Denmark, June 6, 2021. Picture taken June 6, 2021.REUTERS/Tim Barsoe

Participants Adam and Rebecca take part in an experiment, where researchers try to use virtual reality goggles to teach people about how virus infections spread, conducted in a park, amid the coronavirus disease (COVID-19) pandemic, in Copenhagen, Denmark, June 6, 2021. Picture taken June 6, 2021. REUTERS/Tim Barsoe

A participant takes part in an experiment, where researchers try to use virtual reality goggles to teach people about how virus infections spread, conducted in a park, amid the coronavirus disease (COVID-19) pandemic, in Copenhagen, Denmark, June 6, 2021. Picture taken June 6, 2021. REUTERS/Tim Barsoe

President of National Research Centre "Kurchatov Institute" Mikhail Kovalchuk attends a session of the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg, Russia, June 4, 2021. REUTERS/Evgenia Novozhenina

President of National Research Centre "Kurchatov Institute" Mikhail Kovalchuk attends a session of the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg, Russia, June 4, 2021. REUTERS/Evgenia Novozhenina

Katerina Tikhonova, deputy director of the Institute for Mathematical Research of Complex Systems at Moscow State University, daughter of Russian President Vladimir Putin, is seen on screens as she takes part in a session of the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg, Russia June 4, 2021. REUTERS/Evgenia Novozhenina

Katerina Tikhonova, deputy director of the Institute for Mathematical Research of Complex Systems at Moscow State University, daughter of Russian President Vladimir Putin, is seen on screens as she takes part in a session of the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg, Russia June 4, 2021. REUTERS/Evgenia Novozhenina

Katerina Tikhonova, deputy director of the Institute for Mathematical Research of Complex Systems at Moscow State University, daughter of Russian President Vladimir Putin, is seen on a screen as she takes part in a session of the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg, Russia June 4, 2021. REUTERS/Evgenia Novozhenina

Katerina Tikhonova, deputy director of the Institute for Mathematical Research of Complex Systems at Moscow State University, daughter of Russian President Vladimir Putin, is seen on screens as she takes part in a session of the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg, Russia June 4, 2021. REUTERS/Evgenia Novozhenina

A conservationist from the marine fisheries research centre in Thailand's east coast holds brownbanded bamboo sharks before they are released into the sea, in an effort to increase the population of the sharks, which numbers have been decreasing in recent years as they are often netted as bycatch or end up in the tanks of exotic fish collectors, in Rayong, Thailand, in this still image obtained from video on June 1, 2021. REUTERS/Prapan Chankaew

A conservationist from the marine fisheries research centre in Thailand's east coast holds brownbanded bamboo sharks before they are released into the sea, in an effort to increase the population of the sharks, which numbers have been decreasing in recent years as they are often netted as bycatch or end up in the tanks of exotic fish collectors, in Rayong, Thailand, in this still image obtained from video on June 1, 2021. REUTERS/Prapan Chankaew

Senator Cindy Hyde-Smith (R-MS) questions witnesses during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Senator Marco Rubio (R-FL) questions witnesses during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Senator Richard Shelby (R-AL) questions witnesses during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Senator Chris Murphy (D-CT) questions witnesses during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Senator Brian Schatz (D-HI) questions witnesses during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Senator Cindy Hyde-Smith (R-MS) questions witnesses during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Senator Mike Braun (R-IN) questions witnesses during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, speaks during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, listens during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Senator Lindsey Graham (R-SC) speaks during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, listens during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Senator Jeanne Shaheen (D-NH) speaks during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, speaks during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

NIH Director Dr. Francis Collins listens during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, listens during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, speaks during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Ranking Member Senator Roy Blunt listens during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS

Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, listens during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS