According to legend, six ravens must inhabit the Tower of London or the kingdom will fall. Now, one of the ravens, a matriarch named Merlina, is missing.

The home where Lizzie Borden's father and stepmother were murdered is now a bed and breakfast, and a museum. Its retiring owner just put it on the market.

Researchers with NASA and NOAA released their annual assessments of global temperatures and climate trends, finding 2020 to be one of the hottest years in 140 years of record-keeping.

Tiny frogs in Madagascar are lured to their doom by spiders' ingenious silk-stitched leaf traps.

High-speed cameras show that flies' modified hind wings help with their speedy takeoffs.

Special skin cells give desert geckos from Namibia a neon-green glow.

New analysis of rare megalodon fossils revealed that their newborn babies were the biggest live babies in the shark family.

Some of this year's top science stories were truly the stuff of nightmares.

This year, archaeologists discovered intriguing evidence showing that women of the ancient world were not to be trifled with.

From a mirror universe to X-shaped galaxies, these stories guaranteed that 2020 would be a year to remember.

Octopuses sometimes partner with fish to hunt, but the partnership comes with risks (for the fish, that is).

Orchids are usually prized for their loveliness, but a newly described species is no beauty.

Dozens of species live in Romania's toxic Movile Cave, and a newly described centipede species is the "king" of this unique ecosystem.

After a small piece of wood from the Great Pyramid was donated to a museum in Scotland, it vanished for decades. A curator found it hiding in plain sight.

Robotic "Mars Dogs" could use artificial intelligence and sensors to investigate the Martian surface and map hidden lava tunnels.

Two dinosaurs that died in China during the Cretaceous were fossilized in 3D — but it probably wasn't a volcanic eruption that killed and preserved them.

NASA's Juno mission offers fresh insights into Jupiter's dynamic atmosphere.

Scientists investigated the unexplained booming sounds known as "Seneca Guns," heard near coastal North Carolina.

Scientists are modeling when Earth's next supercontinent phase will begin, and how that could affect global climate.

An army officer was among the first people to inspect wreckage of a so-called UFO crash in Roswell, New Mexico, and he may have recorded clues about what he saw in a journal.

Asian honey bees defend their hives by attaching animal dung around the doorways, a behavior that was previously unknown in bees.

From vanishing sea ice to blistering air temperatures to zombie fires, climate change is reshaping the Arctic. And that transformation may be permanent, researchers said.