4,004 results
4,004 results for: Dogs
- Paleontology
Insects had flashy, noise-making wings as early as 310 million years ago
The structure of a grasshopper-like insect’s fossilized wing suggests it crackled and reflected light, perhaps to attract mates or warn off predators.
- Life
Sea otters stay warm thanks to leaky mitochondria in their muscles
For the smallest mammal in the ocean, staying warm is a challenge. Now, scientists have figured out how the animals keep themselves toasty.
- Health & Medicine
Why it’s still so hard to find treatments for early COVID-19
Small studies, unexpected side effects and incomplete information about how drugs work can stymie clinical trials for drugs that can treat COVID-19.
- Health & Medicine
Here are answers to 3 persistent questions about the coronavirus’s origins
Calls to double down on investigations into where SARS-CoV-2 came from — nature or a lab accident — are rising as answers remain scarce.
- Animals
Discarded COVID-19 PPE such as masks can be deadly to wildlife
From entanglements to ingestion, two biologists are documenting the impact of single-use masks and gloves on animals around the world.
- Archaeology
An ancient dog fossil helps trace humans’ path into the Americas
Found in Alaska, the roughly 10,000-year-old bone bolsters the idea that early human settlers took a coastal rather than inland route.
- Health & Medicine
4 takeaways from the WHO’s report on the origins of the coronavirus
The leading hypothesis is that the coronavirus spread to people from bats via a yet-to-be-identified animal, but no animals have tested positive so far.
- Health & Medicine
Capturing the sense of touch could upgrade prosthetics and our digital lives
Haptics researchers are working on ways to add touch to virtual reality, online shopping, telemedicine and advanced artificial limbs.
- Ecosystems
Wildfires launch microbes into the air. How big of a health risk is that?
How does wildfire smoke move bacteria and fungi — and what harm might they do to people when they get there?
- Anthropology
Ice Age hunters’ leftovers may have fueled dog domestication
Ancient people tamed wolves by feeding them surplus game, researchers suggest.
- Life
Dog ticks may get more of a taste for human blood as the climate changes
At high temperatures, some brown dog ticks that can carry the bacteria that causes Rocky Mountain spotted fever seem to prefer humans over dogs.
- Neuroscience
Three visions of the future, inspired by neuroscience’s past and present
Three fantastical tales of where neuroscience might take us are based on the progress made by brain researchers in the last 100 years.
