As antimicrobial resistance threatens medical progress, doctors like Sylvia Omulo are looking for clues to help us heal.
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It will be the first-ever spacewalk on a private mission. But does the US bear no responsibility for SpaceX’s ambitions?
From Star Trek to PET scans, antimatter has thrilled and worried humankind. Now, scientists have resolved a key mystery
Powerful new tools could turbocharge gene replacement therapies, but questions over ethics, safety and costs remain.
These terrifying events raise many questions; here are some answers.
For space enthusiasts the world over, astrophotography is a hobby, an art, a science – and sometimes an obsession.
Scientists and doctors from around the world explain.
![A medical worker holds a test tube after administering a nasal swab to a patient at a coronavirus testing centre in Gravelines, France on February 16, 2021 [Pascal Rossignol/Reuters]](/wp-content/uploads/2021/02/2021-02-16T134736Z_901981155_RC2PTL9Q8I80_RTRMADP_3_HEALTH-CORONAVIRUS-FRANCE-VARIANT.jpg?resize=270%2C180&quality=80)
Beyond COVID-19, research by African scientists in 2020 made gains in helping understand diseases that affect millions.
![Samuel Diala, manager of the repository of biological samples at the University of Ibadan, Nigeria, measures DNA samples [Photo courtesy of Dr Rufus Akinyemi]](/wp-content/uploads/2021/01/96450456-565f-4ee1-92fc-36d9a4e19e34.jpg?resize=270%2C180&quality=80)
Ahead of a hearing on the constitutionality of the Affordable Care Act, we look at what it could mean for Americans.
![In a 2017 photo, a protester dressed as the grim reaper stands outside the Senate Finance Committee hearing room ahead of a hearing on an effort to repeal Obamacare [File: Reuters]](/wp-content/uploads/2020/11/grim1.jpg?resize=270%2C180&quality=80)
Otherwise healthy young patients are falling seriously ill with largely unknown PMIS, which seems to follow COVID-19.
