4,034 results
4,034 results for: Dogs
- Animals
Platypuses are full of mystery
With duck bills, webbed feet and venomous spikes, platypuses are one of the weirdest animals you’ll ever be lucky enough to see.
- Earth
‘Mass Extinction’ vivifies the science of die-offs
The dinosaurs were killed off some 65 million years ago after a colossal asteroid struck Earth. But what many people probably don’t know is how paleontologists came to that conclusion. "Mass Extinction: Life at the Brink" tells that story.
- Animals
Dog disease threatens Siberian tigers
Canine distemper virus poses a particular danger to small groups of the big cats.
- Tech
Designing robots to help in a disaster
Ideally, robots could take over for human crews in disaster zones. But seemingly simple tasks, such as walking, communicating and staying powered up, still pose big challenges.
- Neuroscience
For a friendlier zebra finch, just add stress
Adding stress hormones to the diet of developing zebra finches produced birds that were social butterflies.
- Genetics
Gene variant helps dog evade muscular dystrophy
A dog that has a mutation causing muscular dystrophy has another genetic variant that appears to counteract the disease.
- Health & Medicine
Tiny human intestine grown inside mouse
Human gut tissue transplanted into a mouse can grow into a working intestine that doctors could use to test disease treatments.
- Microbes
Microbes can redeem themselves to fight disease
With some genetic engineering, bacteria can morph from bad to good and help attack invading cancer cells.
-
Ancient Gene Takes Grooming in Hand
A gene involved in body development also plays a critical role in regulating the grooming behavior of mice, a discovery that may advance the understanding of certain psychiatric disorders.
- Paleontology
Did Mammals Spread from Asia? Carbon blip gives clue to animals’ Eden
A new dating of Chinese fossils buttresses the idea than an Asian Eden gave rise to at least one of the groups of mammal species that appeared in North America some 55 million years ago.
-
Clones face uncertain future
Scientists have cloned a cat, but new studies suggest that cloned animals have shortened lifespans.
- Paleontology
Ancient Whodunit: Scientists indict wee suspects in ancient deaths
Evidence locked in 180,000-year-old sediments suggests that a toxic algae bloom was the cause of death for a large group of mammals that were fossilized intact on an ancient lake bottom.
