26 August 2014, 07:01 PM ET
A fossilized creature found in Canada probably didn't go to the gym, but it may be the oldest animal known to have muscles, a new study finds.
26 August 2014, 07:01 PM ET
Yes, spiders can have personalities. And new research finds that these personalities assert themselves when spiders find their niches in social groups. The study suggests an evolutionary reason for the development of personality.
26 August 2014, 03:07 PM ET
Rhino reproduction may undergo a renaissance in European zoos, as researchers try to tap into how they can boost the success of these massive animals mating in captivity, according to a new study.
24 August 2014, 08:34 PM ET
Find yourself thinking that the spider living in your garden is the biggest you’ve ever seen? You could be right.
21 August 2014, 02:00 PM ET
New research reveals why hummingbirds ¬have a taste for sweets even though they lack a sweet taste receptor on their tongues.
21 August 2014, 02:00 PM ET
When looking for a place to settle down, young corals and fish use chemical cues to sniff out bad neighborhoods littered with seaweed.
20 August 2014, 04:38 PM ET
Award-winning scientist and conservationist Patricia Wright talks about how she came to love lemurs and how important they are to save.
20 August 2014, 03:29 PM ET
Perhaps even creepier than spiders are city spiders. New research has found the humped golden orb-weaving spider grows larger and produces more eight-legged babies in urban areas.
20 August 2014, 02:55 PM ET
When European explorers landed in the Americas, they brought tuberculosis (TB) and a wave of other deadly diseases with them. However, some strains of TB may have already been lurking in South America, a new study finds.
20 August 2014, 02:15 PM ET
A new fossil-analysis technique revealed that early mammals from the Jurassic period were probably more picky insectivores than scientists previously thought.
20 August 2014, 10:51 AM ET
They might not have feather dusters, brooms or even arms and legs, but bivalves — such as clams, mussels and oysters — make good underwater maids, a new study suggests.
20 August 2014, 08:44 AM ET
A new fossil find reveals that a family of lizardlike reptiles survived the Cretaceous extinction that killed the dinosaurs and lived for millions more years in South America.
19 August 2014, 07:01 PM ET
Some snakes seem to be little scaredy-cats, as research finds when climbing trees, they hold on for dear life, using a much greater force than is needed to grip tree trunks. The finding suggests snakes prefer to play it safe than conserve energy.
19 August 2014, 03:03 PM ET
A carpet python climbs a tree (not slow motion). The graph above shows the force being exerted as the snake grips the tree on the way up.
19 August 2014, 01:01 PM ET
A fungus that turns worker ants into zombie henchmen has a surprisingly clever strategy to recruit new hosts.
19 August 2014, 12:02 PM ET
Pint-size pikas survived Oregon's Dollar Lake fire, providing new insight into their resiliency to environmental change.
19 August 2014, 11:00 AM ET
Concrete roads may help cars go fast, but they slow down snakes, new research finds. A speed test for the northern pine snake shows that it takes the snakes 2 minutes to cross a two-lane concrete road, versus 45 seconds on a sandy area of the same length.
19 August 2014, 09:33 AM ET
Giant 'dragon' pterosaurs from the group Azhdarchidae had a large distribution and likely played a key role in the Cretaceous period ecosystem.
18 August 2014, 03:36 PM ET
The insatiable demand for ivory is causing a dramatic decline in the number of African elephants. Poachers are hunting the animal faster than it can reproduce, a new study finds.
18 August 2014, 03:03 PM ET
Octopuses and squid possess the amazing ability to blend in with their surroundings, but now, researchers have created a man-made system that mimics this form of camouflage.
18 August 2014, 02:21 PM ET
A bizarre ancient worm finally finds its place in the tree of life. Hallucigenia sparsa is such a strange specimen that its head was originally thought to be its tail, but researchers now know that it was the ancestor of modern velvet worms.
18 August 2014, 12:43 PM ET
Summer speed limits could reduce roadkill deaths for the rare Hine's emerald dragonfly, an endangered species.
18 August 2014, 11:18 AM ET
A dragonfly tumbles after a roadway collision with a University of South Dakota researcher's truck in Door County, Wisconsin. Summer speed limits could reduce roadkill deaths for the Hine's emerald dragonfly, an endangered species.
15 August 2014, 10:26 PM ET
The USDA is changing the rules on imported puppies, preventing the exceptionally young and sick from having to endure what can be a deadly journey.
15 August 2014, 02:54 PM ET
Drexel University has conducted a "snake race" and have determined that northern pine snakes move slower on roads than they do on sand and soil, leading to high road kill numbers.
15 August 2014, 02:51 AM ET
Millipedes aren’t particularly well known by the general public, or even by most scientists for that matter.
14 August 2014, 05:40 PM ET
China welcomed the birth of the world's first known surviving panda triplets, a rare event for the endangered, bamboo-loving bears.
14 August 2014, 05:15 PM ET
A Chinese zoo shared photos of a rare trio of giant panda cubs. The pictures show the triplets resting in an incubator while their mother recovers from the birth.
14 August 2014, 03:20 PM ET
The idea of a shark attacking someone in the ocean is scary enough, but this week, a 7-year-old boy was bitten by one of these fearsome fish in a lake.
14 August 2014, 03:03 PM ET
The arapaima is the largest fish in the Amazon River basin. These incredible freshwater fish can measure 10 feet (3 meters) long and weigh more than 400 pounds (180 kilograms).
14 August 2014, 01:50 PM ET
NOAA remote operated vehicles (ROV) observed thriving fish and invertebrate communities around coral colonies. Never before-seen corals and other animal species flourish here, but evidence of the fishing industry's devastation can also be seen.
14 August 2014, 01:28 PM ET
When other predatory fish quit stalking their prey to look for easier targets, lionfish just keep on killing.