News
- Animals
Some spiders may spin poisonous webs laced with neurotoxins
The sticky silk threads of spider webs may be hiding a toxic secret: potent neurotoxins that paralyze a spider’s prey.
- 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.
- Health & Medicine
Hydroxychloroquine can’t stop COVID-19. It’s time to move on, scientists say
Hydroxychloroquine doesn’t work as antiviral or a treatment for COVID-19, an abundance of scientific data suggest.
- Health & Medicine
Coronavirus outbreak at a Georgia overnight camp infected over 200 kids and staff
A report documenting a COVID-19 outbreak in Georgia hints that children might play a key role in spreading the virus.
- Health & Medicine
Human sperm don’t swim the way that anyone had thought
High-speed 3-D microscopy and mathematical analyses reveal that rolling and lopsided tail flicks keep the cells swimming in a straight line.
- Physics
The physics of solar flares could help scientists predict imminent outbursts
Physicists aim to improve space weather predictions by studying the physical processes that spark a solar flare.
- Health & Medicine
Many U.S. neighborhoods with the worst air 40 years ago remain the most polluted
Air pollution has declined in the United States, but marginalized communities are still disproportionately affected despite the improvement.
- Animals
An immune system quirk may help anglerfish fuse with mates during sex
Deep-sea anglerfish that fuse to mate lack genes involved in the body’s response against pathogens or foreign tissue.
- Planetary Science
The Perseverance rover caps off a month of Mars launches
With the launch of NASA’s Perseverance rover, the rush to the Red Planet is under way.
- Space
An Antarctic ice dome may offer the world’s clearest views of the night sky
The highest point in East Antarctica could be an ideal place for an optical telescope, a new study finds.
- Animals
A South American mouse is the world’s highest-dwelling mammal
At 6,739 meters above sea level, the yellow-rumped leaf-eared mouse survives low oxygen and freezing conditions atop a dormant volcano.
- Health & Medicine
Close relatives of the coronavirus may have been in bats for decades
The coronavirus lineage that gave rise to SARS-CoV-2 has been circulating in bats for around 40 to 70 years, a study suggests.
