Egg masses discovered in the Santa Monica Mountains suggest that the threatened species made famous in a Mark Twain story is now sustaining itself without human help.
Cascolus ravitis, a Latinized reference to the famed naturalist and BBC presenter David Attenborough, is the name given to a newly discovered ancient crustacean that was a precursor to modern shrimp, lobsters, and crabs.
After many delays, the bumblebee has finally become the first in the continental US to be listed as endangered by the US Fish and Wildlife Service.
For the most part, NASA has avoided the deep cuts that the Trump administration has proposed for other research agencies. This authorization bill continues that trend, but doesn’t yet have scientists breathing a sigh of relief.
A new study shows that a New Zealand parrot has a laugh-like call that inspires playful behavior in other parrots.
Packed with samples from the International Space Station, the SpaceX Dragon capsule parachuted into waters off Southern California on Sunday morning.
For those in the Northern Hemisphere, March 20 marks the spring equinox, one of two points of the year when both hemispheres of our planet get the same amount of daylight.
The Lawrence Livermore National Laboratory’s effort to digitize atomic test videos had some surprises in store for scientists.
Mammalian 'dwarfing' makes for more efficient heating, and has been documented after 'hyperthermal' events 56 and 54 million years ago. Could climate change make that happen again?
April, the pregnant giraffe that has captivated tens of thousands of YouTube viewers, is close to giving birth, say zookeepers at New York state's Animal Adventure Park.
Some of the molecules in its skin are unique among known fluorescent animals.
Spiders help to control the insect population by eating up to 800 million tons of them every year.
Located just 15,000 light-years from our solar system and imaged by the Hubble Space Telescope, Westerlund 1-26 is so big that, if it were to replace our own sun, it would extend beyond the orbit of Jupiter.