4,011 results
4,011 results for: Dogs
- Ecosystems
New protection for much-dogged shark
To rebuild northeastern U.S. populations of the spiny dogfish, the first fishing quotas on this species limit the harvest to roughly 10 percent of the 1998 haul.
- Paleontology
Telltale Dino Heart Hints at Warm Blood
A recently discovered fossil dinosaur heart is more like the heart of birds and mammals than that of crocodiles, providing further evidence that dinosaurs may have been warm-blooded.
- Archaeology
Guard dogs and horse riders
More than 5,000 years ago, the Botai people of central Asia had ritual practices that appeared in many later cultures.
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Disabled genes dull sense of smell
Mutated genes may explain why humans have a poor sense of smell.
- Health & Medicine
Bats may spread new Malaysian virus
A Nipah virus outbreak in Malaysia may have started when bats spread disease to pigs.
- Health & Medicine
Nervous tics in the heart
The irregular heartbeats sometimes triggered after a heart attack may be caused by abnormal nerve growth in heart tissue damaged by the attack.
- Health & Medicine
Did colonization spread ulcers?
A comparison of strains of Helicobacter pylori, the bacterium that causes ulcers, suggests that colonists brought it to the New World.
- Earth
Candid cameras catch rare Asian cats
Remote cameras have confirmed that despite 30 years of armed conflict, jungle cats and many other large mammals continue to thrive in Cambodia.
- Paleontology
Fossil footprints could be monumental
Trace fossils found in a vacant lot in a small town in Utah, including the footprints of meat-eating dinosaurs, could soon be protected as part of a new U.S. national monument.
- Astronomy
Bow-wowing them with radar
The sharpest radar image ever of an asteroid shows features on 1999 KW4 as small as 7.5 meters—about the length of a stretch limo.
- Animals
Don’t look now, but is that dog laughing?
Researchers have identified a particular exhalation that dogs make while playing as a possible counterpart to a human laugh.
- Chemistry
Tiny spheres may deliver oral insulin
Researchers have developed microscopic spheres that can sneak insulin past the stomach so it can be absorbed in the small intestine.
