2,477 results
- Health & Medicine
A sugar can melt away cholesterol
A sugar called cyclodextrin removes cholesterol from hardened arteries in mouse studies.
- Animals
Some bats chug nectar with conveyor belt tongues
Grooved bat tongues work like escalators or conveyor belts, transporting nectar from tip to mouth.
- Animals
Cats and foxes are driving Australia’s mammals extinct
Since the arrival of Europeans in Australia, a startling number of mammal species have disappeared. A new study puts much of the blame on introduced cats and foxes.
- Earth
Nuclear blasts, other human activity signal new epoch, group argues
A group of scientists will formally propose the human-defined Anthropocene as a new epoch in Earth’s geologic history within a few years, probably pegging the start date to nuclear tests.
- Science & Society
Empathy for animals is all about us
We extend our feelings to what we think animals are feeling. Often, we’re wrong. But anthropomorphizing isn’t about them. It’s about us.
- Animals
Little African cats need big parks
Protecting African wildcats requires large protected areas free of feral cats to avoid the risk of the wild species disappearing through hybridization.
- Animals
Cougars may provide a net benefit to humans
Cougars have disappeared from the eastern United States. If they returned, they’d kill deer, preventing many car crashes, scientists find.
- Animals
How animal poop could be key in solving echidna mystery
The western long-beaked echidna hasn’t been seen in Australia in 10,000 years. But DNA in scat could reveal its presence.
- Genetics
Genes tell tale of cat domestication
A peek into cats’ genetic makeup may help reveal how hissing wild felines became purring tabbies.
- Science & Society
Contentious science topics on Wikipedia subject to editing mischief
Global warming and other politically charged issues are prime targets for sabotage on Wikipedia.
- Neuroscience
Altered protein makes mice smarter
By tweaking a single gene, scientists have turned average mice into supersmart daredevils.
- Animals
Kangaroos are lefties
Scientists find evidence of handedness in marsupials that walk on two, but not four, legs.
