The SEIS instrument on the surface of Mars.

NASA Detects First 'Marsquake'

A 2 to 2.5 magnitude quake on the Red Planet is the first seismic activity detected outside the Earth and the Moon

North Carolina's Famed Shipwrecks Are Now Home to a Shark Conservation Research Study

Unwitting citizen-scientists discovered evidence that vulnerable species return to the same ships, which could help in their recovery

The Rich Get Richer Under Climate Change, 50 Years of Data Shows

According to a new study, rising temperatures have reduced the GDP of many poor nations and boosted economic output of wealthier countries

Salvagers Accidentally Found the Netherlands' Oldest Shipwreck

Dated to around 1540, the ship carried a load of copper plate that was likely for the country's earliest copper coins

Beer Fueled Diplomacy in This Ancient Empire

Analysis shows a brewery at a Wari outpost in the mountains of southern Peru strengthened bonds with friends and neighbors

Orcas kill great white sharks, then eat their calorie-dense livers.

Great White Sharks Are Completely Terrified of Orcas

A new study shows the apex predators will flee their hunting grounds and won't return for up to a year when killer whales pass by

Ring Containing Charlotte Brontë's Hair Discovered in Attic

The piece of mourning jewelry includes an inscription and a little door covering a plaited lock of the <i>Jane Eyre</i> author's hair

Scientists Revived Cells in Dead Pig Brains

The accomplishment challenges how we ethically, legally and philosophically define death

Faithfuls kneel on the new restored Holy Stair (Scala Santa) at San Giovanni in Laterano in Rome.

For the First Time in 300 Years, Pilgrims Can Climb These Holy Marble Steps

Worshippers can kneel up the 28 steps some believe Jesus ascended to receive his death sentence

Watch Live as a Rare Bald Eagle 'Throuple' Raises Their New Trio of Chicks

Starr, Valor I and Valor II are taking care of three eaglets seven years after their dramatic story began

Scientists Find a Tiny Speck of Comet Inside a Meteorite

The little fragment found in Antarctica was protected from the elements and preserves the chemical signature of the early solar system

New Analysis of Depression-Era Fossil Hunt Shows Texas Coast Was Once a 'Serengeti'

Over 11 million years ago, the area was full of animals

Nepal's first solo mission to measure its iconic peak will determine whether Mount Everest lost some of its height after an earthquake in 2015.

Nepalese Expedition Seeks to Find Out if an Earthquake Shrunk Mount Everest

Scientists and climbers have trained for three years to prepare to take various types of survey's from the summit of the world's highest peak

Bonn Library Recovers More Than 600 Books Looted After World War II

The trove was flagged after a Belgian woman unwittingly tried to auction the stolen books

Eating Your Veggies Is a Better Way to Get Your Vitamins Than Taking Supplements, Study Shows

Vitamins in some supplements were actually harmful at high doses, while exceeding the daily nutritional limit in food didn't show the same risk

A World War I Soldier's Cholera Seemed Odd. 100 Years Later, Researchers Have Sequenced His Bacteria's Genome

The cholera bacteria in his body may not have even been the cause of his symptoms after all, the new analysis found

Book of Lost Books Discovered in Danish Archive

The index is part of the Libro de los Epítomes, an effort by Christopher Columbus' illegitimate son to create a searchable index of the world's knowledge

Computer Analysis Says 'Beowulf' Is the Work of a Single Author

Academics have argued about the origins of the Old English epic for two centuries

These Ecologists Borrowed Tricks From Astrophysicists to Count Endangered Orangutans

The thermal-imaging expertise of astronomers helped researchers find the great apes in the hot, humid jungles of Borneo

Desert kites, stone structures used for hunting, discovered in the U2 images.

U-2 Spy Plane Images Reveal Ancient Archaeological Sites in the Middle East

Two patient archaeologists organized and scanned the images to find structures destroyed or covered up over the last 60 years

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