2,548 results
2,548 results for: Cats
- Quantum Physics
Quantum mechanics was born 100 years ago. Physicists are celebrating
Quantum physics underlies technologies from the laser to the smartphone. The International Year of Quantum marks a century of scientific developments.
- Neuroscience
Wiggling ears may have once helped us hear
These ancient ear muscles may provide a readout of a person's hearing efforts.
- Animals
You might be reading your dog’s moods wrong
A dog's physical cues often take a back seat to environmental ones, skewing humans' perceptions, a small study suggests.
- Animals
Giant rats could soon help sniff out illegally smuggled goods
African giant pouched rats can detect landmines and diseases. Now some have been trained to sense elephant ivory, pangolin scales and more.
- Paleontology
Humans, not climate change, may have wiped out Australia’s giant kangaroos
About 40,000 years ago, giant kangaroos vanished Down Under. Dental analyses suggest a varied diet, meaning climate change was not the main cause.
- Animals
Hotter cities? Here come the rats
Well, rats. A study of 16 cities shows that higher ambient temperatures and loss of green space are associated with increasing rodent complaints.
- Earth
The ozone layer shields life on Earth. We’ll soon lose a key way to monitor its health
Imminent loss of NASA's Aura and Canada's SCISAT will severely diminish scientists’ ability to monitor ozone-depleting substances in the stratosphere.
- Animals
DNA from old hair helps confirm the macabre diet of two 19th century lions
Genetic analysis of cavity crud from two famed man-eating lions suggests the method could re-create diets of predators that lived thousands of years ago.
- Animals
When do cats play fetch? When they feel like it
Most cats that play fetch picked it up on their own, a study of cat owners suggests. The felines tend to dictate when a fetching session begins and ends.
- Earth
How hot can Earth get? Our planet’s climate history holds clues
Earth has survived huge temperature swings over eons of climate change. Humans might not be so lucky.
- Health & Medicine
Male mosquitoes sometimes suck, too
Blood isn’t actually toxic to all male mosquitos. In at least one virus-carrying species, it may even help them live longer.
- Health & Medicine
Getting drugs into the brain is hard. Maybe a parasite can do the job
Researchers want to harness the parasite that causes toxoplasmosis to ferry drugs, but some question if the risks can be eliminated.
