Evolution at work: Even yeast mothers sacrifice all for their babies
A mother's willingness to sacrifice her own health and safety for the sake of her children is a common narrative across cultures – and by no means unique to humans alone. Female polar bears starve, dolphin ...
Saber-toothed cats and bear dogs: How they made cohabitation work
(Phys.org)—The fossilized fangs of saber-toothed cats hold clues to how the extinct mammals shared space and food with other large predators 9 million years ago.
Polar bear evolution tracked climate change, new DNA study suggests
A whole-genome analysis suggests that polar bear numbers waxed and waned with climate change, and that the animals may have interbred with brown bears since becoming a distinct species millions of years ago.
New study suggests polar bears evolved earlier than previously thought
Wild brown bear observed using a tool
Scientists uncover surprising features of bear hibernation
Black bears show surprisingly large and previously unobserved decreases in their metabolism during and after hibernation according to a paper by scientists at the Institute of Arctic Biology at the University ...
Water Bears to Travel to Martian Moon, Test Theory of Transpermia
President Obama Working to Reverse President Bush's Environmental Legacy
DNA links mysterious Yeti to ancient polar bear (Update 3)
A British scientist says he may have solved the mystery of the Abominable Snowman—the elusive ape-like creature of the Himalayas. He thinks it's a bear.
Ancient European bear had unusually large penis bone
New and remarkable details of the Sun now available from Big Bear Observatory
Researchers at NJIT's Big Bear Solar Observatory (BBSO) in Big Bear, CA have obtained new and remarkably detailed photos of the Sun with the New Solar Telescope (NST). The photographs reveal never-before-seen ...
Of bears and berries: Return of wolves aids grizzly bears in Yellowstone
A new study suggests that the return of wolves to Yellowstone National Park is beginning to bring back a key part of the diet of grizzly bears that has been missing for much of the past century – berries ...
Environmental toxins enter the brain tissue of polar bears
PerFluoroAlkyl Substances (PFASs) and precursor compounds have been used in a wide variety of commercial and industrial products over the past six decades. Applications include water and oil repellent coatings, ...
Black bears return to Missouri indicates healthy forests
For nearly a century, the only bears known to reside in Missouri were on the state flag or in captivity. Unregulated hunting and habitat loss had wiped out most black bears in Missouri, Arkansas and Oklahoma ...