NASA's Curiosity rover conquered a major milestone on Mars — a record-setting climb — and it took a selfie to celebrate the feat.
Today's coronavirus pandemic has echoes in the yellow fever pandemic of the 1790s. Then, as now, workers struggled with how to support themsel…
These 14 endangered or threatened animals and plants play a crucial role in their ecosystems, and even in human life.
Bees aren't the only species with a queen. Some wasp species have queens, and others don’t.
The Curiosity rover's latest images from Mars show a stunning and detailed panorama, stitched together using more than 1,000 photos.
A study found that drivers of flashy vehicles "felt a sense of superiority over other road users" and are less likely to stop for pedestrians …
Two cheetah cubs have been born from in vitro fertilization to a surrogate cheetah mother, and experts are hailing it as a "huge scientific br…
It's not just Earth that's shaking these days. A NASA mission on Mars has recorded evidence of seismic activity.
Research from Yale University suggests the blood that coursed through dinosaurs' giant frames would have been warm.
Bezos, the world's richest person, said in an Instagram post that he'll start giving grants this summer to scientists, activists and nonprofit…
Pluto, discovered 90 years ago on Feb. 18, 1930, was long considered the solar system's ninth planet, but was relegated to dwarf planet status…
You've had your own personal set of fingerprints since before you were born, and they'll be with you throughout your whole life.
The atmospheres of the two ice giants in our solar system, Neptune and Uranus, are both beautiful shades of blue.
The Solar Orbiter that launched from Cape Canaveral, Fla., embarked on the first mission that will provide images of the sun's north and south poles.
This year's Snow Moon is a supermoon, which means it will be one of the biggest moons of 2020 and will look especially large when rising and setting.
Climate change activist Lewis Pugh became the first person to swim in a supraglacial lake, formed on top of a glacier because of melting ice.
For a very long time, Saturn was thought to be the only planet in our solar system with rings.
Kentucky's Mammoth Cave National Park is a long way from the ocean, but newly discovered fossils suggest the area was once teeming with sharks.
Lower pH levels in the Dungeness crab's habitat in Pacific Ocean coastal waters are dissolving parts of its shell and damaging its sensory organs.
White-nose syndrome is a disease that kills bats when they hibernate.
Some sharks walk. Just not the scary ones. And they've been walking, or something close to it, for at least 9 million years.
A high school student searching through data contributed to NASA's latest discovery: a planet orbiting two suns, like Tatooine in the "Star Wa…