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...
SCIENTIFIC NEWS
‘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...
Pterosaurs may have been able to fly as soon as they hatched
Pterosaur hatchlings may have been able to fly right out of the shell — although the flight of those ancient baby reptiles might have...
The coronavirus cuts cells’ hairlike cilia, which may help it invade the lungs
A coronavirus infection can mow down the forests of hairlike cilia that coat our airways, destroying a crucial barrier to keeping the virus from...
Scientists may have seen dark matter. If they did, what exactly is it? 
One day behind bars: Students and incarcerated women break prison stigma in Thailand 
Sudan: Driver killed in aerial attack on aid trucks in South Kordofan 
UN upholds housing as a human right on World Habitat Day