Thousands of people received convalescent plasma as an experimental treatment for Covid. A new study shows that it works — but only when given within a few days of the onset of illness.
Tag: Research
25 Days That Changed the World: How Covid-19 Slipped China’s Grasp
Beijing acted against the coronavirus with stunning force, as its official narratives recount. But not before a political logjam had allowed a local outbreak to kindle a global pandemic.
‘A Social Species’: How Kangaroos Communicate With People
Researchers say that kangaroos are the first wild animals to exhibit interspecies communication that is more commonly seen in animals that have evolved alongside humans.
China Moon Mission Brings Lunar Rocks to Earth, and New Competition to Space
The Chang’e-5 mission’s success highlights the progress of China’s space program, and growing rivalry with the United States.
Hawaii’s Fresh Water Leaks to the Ocean Through Underground Rivers
If the water could be pumped to the surface, it could help alleviate shortages on the island.
Early Coronavirus Mutation Made It Harder to Stop, Evidence Suggests
Scientists were initially skeptical that a mutation made the coronavirus more contagious. But new research has changed many of their minds.
Confused About Masks? Here’s What Scientists Know
The accumulating research may be imperfect, and it’s still evolving, but the takeaway is simple. Right now, masks are necessary to slow the pandemic.
Wearing Masks to Prevent Coronavirus: Here’s What Scientists Know
The accumulating research may be imperfect, and it’s still evolving, but the takeaway is simple. Right now, masks are necessary to slow the pandemic.
Early Data Show Moderna’s Coronavirus Vaccine Is 94.5% Effective
Moderna is the second company to report preliminary results from a large trial testing a vaccine. But there are still months to go before it will be widely available to the public.
New Type of Test May Better Discern Immunity to the Coronavirus
The test detects the response of T cells to the virus — an arm of the immune system that may be just as important as antibodies to preventing reinfection.