Warmer-than-average conditions and declining sea ice in the Arctic may be linked to the Sahara Desert's biggest dust storm in recorded history.
Six volcanic islands in the Aleutian archipelago may be linked together in one massive caldera hiding underwater.
A stone inscription immortalized Roman emperor Septimius Severus' gratitude for a city's generous "donation" of 700,000 silver coins.
After two snapped cables damaged Arecibo Observatory's radio telescope beyond repair, the iconic instrument has collapsed.
In 1907, explorer Jørgen Brønlund died during an expedition in Greenland. Scientists recently gleaned new details about Brønlund's death from a mark in his diary.
Scientists have identified five locations that the extinct predator Megalodon used as "nurseries" for young sharks.
High-energy X-ray scans of an intact Egyptian mummy mapped a detailed glimpse of the bones and objects inside.
Rabbit-size rats from Eastern Africa are the only mammals on Earth that gain a poison defense from plants.
New analysis of jaws from a shark that lived 370 million years ago revealed a horrific twist (literally) to the predator's toothy grin.
Scientists recently calculated the power of so-called superbolts — brighter-than-average lightning strikes.
Infamous mobster Dutch Schultz allegedly buried millions somewhere in upstate New York, and treasure hunting teams are hot on the trail.
Archaeologists recently discovered the skeleton of a medieval soldier and his weapons at the bottom of a lake, the first such find in Lithuania.
Scientists recently documented never-before-seen mating behavior in wrinkle-faced bats, in which males pull a furry flap of skin over their faces.
A new census tracked down hundreds more copies from the first printing of Newton's pioneering science book "Philosophiae Naturalis Principia Mathematica," or the "Principia."
Bacteria carried by humidity from a family's indoor swimming pool sent a teen boy to the emergency room with severe breathing difficulties.
Archaeologists located the buried Viking ship and ritual center in Norway with ground-penetrating radar.
In one of Spain's most famous churches, a self-portrait was carved atop a pillar by one of the building's stonemasons, about 900 years ago.
Scientists have discovered that platypus fur glows under ultraviolet light, in the first example of biofluorescence in egg-laying mammals.
Don't miss the rare appearance of a full moon on Halloween, something that hasn't been seen across the US since 1944.
An anti-Semitic letter penned in 1927 by a German physicist shows racist views toward Albert Einstein and Jews in academia.
The ability to understand how groups of words relate to each other is foundational to language, and dates to an ancestor we shared with primate relatives at least 40 million years ago.
A fireball meteor lit up midwestern skies on Jan. 16, 2018, then landed on a frozen Michigan lake. Analysis of the space rock revealed a rich array of extraterrestrial organic compounds.