Polar bears sometimes bludgeon walruses to death with stones or ice
Walruses, weighing as much as 1,300 kilograms with huge tusks and nearly impenetrable skulls, are almost impossible for a hungry polar bear to kill....
SCIENTIFIC NEWS
If confirmed, tubes in 890-million-year-old rock may be the oldest animal fossils
Pale, wormlike tubes in 890-million-year old rock may be ancient sea sponges, a new study concludes. If confirmed, that controversial claim would push back...
Near-invincible tardigrades may see only in black and white
Next time you’re looking at a rainbow, be thankful you’re not a tardigrade. While the microscopic creatures, also known as water bears, are master...
The tiny dot in this image may be the first look at exomoons in the making
New telescope images may provide the first view of moons forming outside the solar system. The Atacama Large Millimeter/submillimeter Array in Chile glimpsed a...
Why the CDC says it’s crucial to start wearing masks indoors again
Delta has changed the course of the pandemic in the United States yet again. After spurring a summer surge in COVID-19 cases, the more...
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...
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...
A choir of katydid ancestors filled the Jurassic rainforest with song 
FAO and the Global South: Advancing Agrifood Transformation through South-South and Triangular Cooperation 
DURBAN CONFERENCE, 25 YEARS ON – Paul Divakar Namala: “Solidarity and Resistance Work in the Long Run” 
Innocent-looking AI reasoning can make bad behavior harder to catch