04 September 2014, 09:16 AM ET
A gargantuan, long-necked dinosaur as big as a two-story house and weighing as much as 12 elephants once stalked a flower-dotted earth some 77 million years ago in what is now Argentina.
04 September 2014, 09:11 AM ET
A newly discovered species of super massive dinosaur lived in present-day Argentina about 77 million years ago.
04 September 2014, 09:09 AM ET
Drexel University associate professor Kenneth Lacovara, PhD discovered the fossil skeleton in southern Patagonia in Argentina. At ~65 tons, the Dreadnoughtus schrani weighed more than 7 T. rex. and was 85 feet long.
03 September 2014, 05:00 PM ET
Mammals were long thought to have evolved nocturnal lifestyles as a way to co-exist with dinosaurs, but new research finds that nighttime behavior may have evolved 100 million years earlier than mammals did.
03 September 2014, 03:50 PM ET
The clever fish shoots a jet of water at a leaf hanging above the water and knocks down the unaware insect it was carrying.
03 September 2014, 02:13 PM ET
Mysterious new animals discovered offshore of Australia are so unusual that an entire new taxonomic family was created to classify them.
03 September 2014, 01:51 PM ET
From falcons to cockroaches, a myriad of different animals have donned backpacks in the name of science.
03 September 2014, 07:14 AM ET
Fossil hunters unearthed the 120-million-year-old bones of 24 baby dinosaurs and the skull of one older dinosaur in China's Liaoning province. The remains suggest that the older dinosaur was sitting atop the nest of the babies, acting as a babysitter.
02 September 2014, 07:41 PM ET
Wild marmosets that watched a video — a short flick of a marmoset opening a box to get a banana slice — are likely to copy the what they saw in the video and open the box themselves, a new study finds.
02 September 2014, 07:40 PM ET
Wild marmosets living in the Brazilian forest can learn how to open a puzzle by watching a monkey do it in a video, a new study suggests.
02 September 2014, 03:53 PM ET
A group of wild marmosets were exposed to a how-to video of an unknown marmoset opening a box containing a banana. Some of them appeared to learn from the video and figured out how to open the box on their own. Full Story: http://goo.gl/JL8qFP
02 September 2014, 03:39 PM ET
A couple of juvenile squirrels were found trapped in the base of a porch column. Fearing that they were abandonned by their mother, the Humane Society's Wildlife Services engineered a small ladder for them.
02 September 2014, 02:25 PM ET
The geckos Russia sent to space to have sex have sadly perished, the Russian space agency said yesterday (Sept. 1). The mission's goal was to study the animals' mating, fertilization and embryonic development in a zero-gravity environment.
02 September 2014, 12:49 PM ET
An invasive species of camel cricket from Asia is now far more common in American basements than the native variety, a citizen science project found.
02 September 2014, 12:12 PM ET
For the first time in weeks, a gorilla with a nasty sinus infection is breathing through his nose again.
02 September 2014, 12:03 PM ET
Zookeepers at Woodland Park Zoo in Seattle arranged for a 35-year-old gorilla to have surgery after a CT scan revealed that he had a severe sinus infection.
30 August 2014, 12:24 PM ET
On the one-hundredth anniversary of the last passenger pigeon's death, reflections on the loss of darkened skies.
29 August 2014, 03:10 PM ET
Swinging on fire hoses. Basking in the sun. See the many ways these chimpanzees are enjoying retirement at Chimp Haven after years in a laboratory.
29 August 2014, 01:00 AM ET
Demodex mites are microscopic arachnids (relatives of spiders and ticks) that live in and on the skin of mammals – including humans.
29 August 2014, 12:00 AM ET
We can start watching urban ecosystems for problem insects and using that information to stand forewarned about future ecological changes in natural areas.
28 August 2014, 05:04 PM ET
A tenfold increase in protected coral species was announced Wednesday, with 20 new corals added to the threatened species list.
28 August 2014, 01:58 PM ET
A new study may upend some assumptions about bear smarts.
27 August 2014, 02:30 PM ET
African fish called bichir have lungs and can walk on land. In a new study, researchers raised juvenile bichir on land, and compared them with bichir raised in water.
27 August 2014, 02:22 PM ET
Just as with humans, when wolves see one of their fellow creatures yawn, they do it too, a new study suggests. And the contagious yawning could be a sign that these animals have the capacity for empathy, the researchers say.
27 August 2014, 01:18 PM ET
An unusual type of fish that can walk and breathe air develops quite differently when it is raised on land, rather than in water. The study holds clues to a pivotal moment in animal evolution, when the first creatures moved out of the water and onto land.
26 August 2014, 10:09 PM ET
Turtles across the United States need help.
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.