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3,582 results
3,582 results for: assessments
- Planetary Science
Doubts over a ‘possible sign of life’ on Venus show how science works
Detecting phosphine in Venus’ atmosphere made headlines, but reanalyses and new searches call into question the original discovery of the molecule.
- Animals
On a cool night in Malaysia, scientists track mysterious colugos across the treetops
Our reporter tags along for nighttime observations of these elusive gliding mammals.
- Science & Society
‘The Origins of You’ explores how kids develop into their adult selves
A new book describes the interplay of nature and nurture as children, at least in Western societies, grow up.
- Plants
How passion, luck and sweat saved some of North America’s rarest plants
As the list of plants no longer found in the wild grows, botanists and conservationists search for signs of hope — and sometimes get lucky.
- Health & Medicine
What does COVID-19 vaccine efficacy mean?
The initial goal for a vaccine against COVID-19 is to reduce cases of the disease by at least 50 percent in those vaccinated versus those not.
- Science & Society
A new Galileo biography draws parallels to today’s science denialism
‘Galileo and the Science Deniers’ delivers a fresh assessment of the life of a scientific legend and offers lessons for today.
- Health & Medicine
College athletes show signs of possible heart injury after COVID-19
Four of 26 college athletes, who had mild or asymptomatic COVID-19, may have had myocarditis, an inflammation of the heart muscle.
- Humans
Puberty can repair the brain’s stress responses after hardship early in life
Puberty may erase the shadow of trauma for children who had a difficult start.
- Health & Medicine
Heavy drinking drove hundreds of thousands of Americans to early graves
From 2011 to 2015, more than 93,000 U.S. deaths per year could be tied to excessive alcohol use, researchers say.
- Animals
Penguin poop spotted from space ups the tally of emperor penguin colonies
High-res satellite images reveal eight new breeding sites for the world’s largest penguins on Antarctica, including the first reported ones offshore.
- Neuroscience
New guidance on brain death could ease debate over when life ends
Brain death can be a tricky concept. Clarity from an international group of doctors may help identify when the brain has stopped working for good.
- Science & Society
Creative school plans could counter inequities exposed by COVID-19
Many K–12 schools this fall are virtual, which could widen the nation’s already large opportunity gaps. What are schools doing to reach all students?
