Search Results for: Cats
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- Life
Hippos might be ferocious fighters, but their big teeth make them terrible chewers
Among plant eaters, hippos are the worst chewers. Their huge tusks and front teeth keep the jaw from moving side to side to grind food, a study finds.
By Jake Buehler - Animals
How hummingbirds fly through spaces too narrow for their wings
Using high-speed cameras, a new study reveals Anna’s hummingbirds turn sideways to shimmy through gaps half as wide as their wingspan.
- Animals
Mountain lions pushed out by wildfires take more risks
A study tracking mountain lions showed that after an intense burn, the big cats crossed roads more often, raising the risk of becoming roadkill.
- Astronomy
A 3-D model of the Cat’s Eye nebula shows rings sculpted by jets
The Cat’s Eye is one of the most complex nebulae known. A 3-D reconstruction reveals the source of some of that complexity.
- Animals
Dry pet food may be more environmentally friendly than wet food
The environmental cost of wet pet food is higher than dry food, scientists say. That may be because wet food gets most of its calories from animals.
By Meghan Rosen - Space
How to build an internet on Mars
Future Red Planet inhabitants will need new ways to connect, including improved relay networks and an offshoot internet.
By Payal Dhar - Animals
These tiny marsupials survived wildfires only to face extinction from feral cats
The Kangaroo Island dunnart was one species seen to reemerge after 2019–2020 Australian bushfires but is now closer than ever to extinction.
By Asa Stahl - Chemistry
Cats chewing on catnip boosts the plant’s insect-repelling powers
When cats tear up catnip, it increases the amount of insect-repelling chemicals released by the plants.
By Anil Oza - Life
A parasite makes wolves more likely to become pack leaders
In Yellowstone National Park, gray wolves infected with Toxoplasma gondii make riskier decisions, making them more likely to split off from the pack.
By Jake Buehler - Life
Large predators push coyotes and bobcats near people and to their demise
Coyotes and bobcats hide near people when wolves, cougars and other large predators are close-by, putting the smaller carnivores at a higher risk of dying at human hands.
By Freda Kreier - Health & Medicine
There’s a stigma around brain implants and other depression treatments
The fifth article in the series asks why people are so uncomfortable with changing the brain.
- Health & Medicine
Early mRNA research that led to COVID-19 vaccines wins 2023 medicine Nobel Prize
Biochemists Katalin Karikó and Drew Weissman devised mRNA modifications to make vaccines that trigger good immune responses instead of harmful ones.