How some lizards breathe underwater
Some anole lizards have a newfound superpower: They can breathe underwater by trapping air in a bubble on their snouts. What’s more, these reptiles...
SCIENTIFIC NEWS
Why it’s still so hard to find treatments for early COVID-19
More than a year and a half into the pandemic, researchers are beginning to get a handle on how the coronavirus makes people sick...
A stunning visualization of Alaska’s Yukon Delta shows a land in transition
The westward journey of the mighty Yukon River takes it from its headwaters in Canada’s British Columbia straight across Alaska. The river has many...
‘Wild Souls’ explores what we owe animals in a human-dominated world
Wild SoulsEmma MarrisBloomsbury, $28 On the Arctic Ocean’s fringe, polar bears stand on ice thinning from human-caused climate change. Without thick ice from which...
3.42-billion-year-old fossil threads may be the oldest known archaea microbes
Threadlike filaments pressed in rock may be the remnants of archaea that burped methane near hydrothermal vents 3.42 billion years ago. If so, these...
With Steven Weinberg’s death, physics loses a titan
Mythology has its titans. So do the movies. And so does physics. Just one fewer now. Steven Weinberg died July 23, at the age...
What experts know so far about COVID-19 boosters for immunocompromised people
People with weak immune systems don’t always mount strong defenses against the coronavirus, even after being fully vaccinated. A third COVID-19 vaccine dose might...
How do scientists calculate the age of a star?
We know quite a lot about stars. After centuries of pointing telescopes at the night sky, astronomers and amateurs alike can figure out key...
A partial skeleton reveals the world’s oldest known shark attack
Somewhere off southeastern Japan’s coast around 3,000 years ago, a shark attacked and killed a man who was likely fishing or shellfish diving. Afterward,...
Marsquakes reveal the Red Planet boasts a liquid core half its diameter
Mars has had its first CT scan, thanks to analyses of seismic waves picked up by NASA’s InSight lander. Diagnosis: The Red Planet’s core...
A new treatment could restore some mobility in people paralyzed by strokes 
What has Perseverance found in two years on Mars? 
This robot automatically tucks its limbs to squeeze through spaces 
Greta Thunberg’s new book urges the world to take climate action now