14 January 2015, 06:58 AM ET
A chance discovery in a backyard reveals a new species of scorpion, one of the oldest, which could have walked out of its watery habitat onto land.
14 January 2015, 06:57 AM ET
Scientists have long struggled to explain why zebras have dark stripes. Now, a new study suggests that the stripes help these grazers stay cool in the midday equatorial heat.
14 January 2015, 06:55 AM ET
Plains zebra in southern regions of Africa tend to have thinner, less defined stripes than plains zebra in the northern regions of their range. Thicker stripes may help zebra cool their bodies, a new study suggests.
13 January 2015, 08:45 AM ET
When it comes to determining the size of giant squid and other giant sea animals, human beings have a tendency to exaggerate, a new study suggests.
13 January 2015, 07:05 AM ET
A researcher has found that historical estimates of some of the largest ocean creatures are not correct.
13 January 2015, 03:47 AM ET
Successfully combating the disease has been difficult, but a group has been exploring some new techniques that control the fungus using naturally occurring soil microbes.
12 January 2015, 04:30 PM ET
Dogs may have arrived in the Americas only about 10,000 years ago, thousands of years after humans first did, researchers say.
12 January 2015, 11:23 AM ET
The remains of a 415-million-year-old fish skull from Siberia — though miniscule in size — offer hints about the origins of all jawed vertebrates, ranging from reptiles to humans, a new study finds.
12 January 2015, 11:21 AM ET
When researchers first looked at a tiny fish skull from 415 million years ago, they classified it as a bony fish. But a new, high-tech look at the fossil shows that it's much more.
12 January 2015, 11:20 AM ET
The 415-million-year-old Janusiscus fossil was discovered in Siberia. A study of the skull reveals that it is on the botton of the gnathostomes’ (jawed vertebrates) evolutionary tree.
12 January 2015, 06:52 AM ET
A prehistoric marine-reptile fossil found in Scotland's Isle of Skye represents a new species that lived about 170 million years ago, a new study finds.
11 January 2015, 05:44 PM ET
Dogs may be very well suited to help us understand how these lifestyle factors help our brains as we get older.
10 January 2015, 10:41 AM ET
Think you know a lot about frogs? Here are a few frog facts that may surprise you.
09 January 2015, 02:22 PM ET
Researchers have determined the baby orca born into a pod off the west coast is a female.
08 January 2015, 12:31 PM ET
Humans have it. So do chimpanzees, bottlenose dolphins, Asian elephants and even magpies. The ability to recognize oneself in the mirror is known as self-recognition, and monkeys weren't thought to be able to do it — until now.
08 January 2015, 12:29 PM ET
Experiments with rhesus monkeys show they can learn to recognize themselves in the mirror.
08 January 2015, 10:58 AM ET
In what is being credited as the "largest single collection of lemur remains ever found", anthropologists and paleontologists are scouring caves in Madagascar for fossils that could be a thousand-years old.
08 January 2015, 08:14 AM ET
An unusual butterfly that is half male and half female recently caught the eyes of a volunteer at a butterfly exhibit at Drexel University in Philadelphia. Chris Johnson, a retired chemical engineer from Swarthmore, Pennsylvania, was volunteering at the
08 January 2015, 08:12 AM ET
The penises of lizards evolve six times faster than their other traits, according to the first-ever direct measurement of penis evolution in an animal.
07 January 2015, 10:33 PM ET
Numerous fossils make this one of the most-studied dinosaurs.
07 January 2015, 02:23 PM ET
The intricacies of tiny marine microbes are revealed in a new photographic art exhibit in Boston.
07 January 2015, 12:32 PM ET
Researchers have discovered a group of female phorid flies that bite off ant heads and then haul them away for dinner.
07 January 2015, 08:51 AM ET
Fossils of a newfound flying fish species may help scientists understand just how the ability to glide evolved.
07 January 2015, 07:03 AM ET
An albino bottlenose dolphin, recently spotted off the east coast of Florida, was caught on video flashing its white dorsal fin above the water's blue waves.
06 January 2015, 09:42 PM ET
For many years, this dinosaur was mistakenly called Brontosaurus.
06 January 2015, 04:10 PM ET
As snow piled up in Washington, D.C., the National Zoo's beloved panda cub Bao Bao enjoyed her first snow day.
06 January 2015, 01:54 PM ET
Tiny female flies (genus: Dohrniphora) in Costa Rica kill injured Odontomachus ants (trap-jaw ants), using their "blade-tipped" mouthparts to cut connections between head and body, then use their front legs to pull the ants’ heads free.
06 January 2015, 11:07 AM ET
Black widow spiders have rapidly evolved super lethal venom, such that the spiders are now building stronger webs to handle ever-bigger prey.
06 January 2015, 06:52 AM ET
Anglerfish mating involves biting, tissue fusion and the complete lack of mate choice by females.
05 January 2015, 04:43 PM ET
A baby killer whale was born into the endangered J-pod that lives off the coast of Washington state.
05 January 2015, 02:49 PM ET
Researchers have charted the bowhead whale's genome in a search for genes that fight off aging.
04 January 2015, 09:42 AM ET
Many predators lurk in the tropical waters of the Indo-Pacific Ocean, but the so-called disco clam has a flashy defense mechanism — a spectacular light show — to scare away potential threats.