Each year, dust from the Sahara Desert blows off Africa and across the Atlantic, but most years that plume isn't so massive it's nicknamed "Godzilla."
Directional changes in Earth's magnetic field happen far more rapidly than previous calculations suggested, according to new simulations.
Located about 66.5 degrees north of the Equator lies the Arctic Circle — a line of latitude that outlines the border of Earth's northernmost region known as the Arctic.
Thick ice isolates a hidden ocean cavity from the furious winds and freezing air temperatures of Antarctica. But nothing stops the tides.
Scientists may finally understand the mysterious transition behind a century-old chemistry experiment involving metals.
A lightning bolt that traveled 440 miles across the sky of southern Brazil in 2018 has been confirmed as the biggest in history.
Air quality could reach dangerous levels across a wide chunk of the continental U.S. and Caribbean this weekend as a rare, giant Saharan dust storm reaches the U.S.
Alaska's Okmok volcano eruption in 43 B.C. had far-reaching impacts on climate in the Mediterranean, leading to famine and social disruption in the Roman Republic.
The US Senate intelligence committee plans to impose new rules on how the Department of Defense (DOD) shares information about UFOs, and to demand a public report on what the DOD knows so far.
Most diamonds originate at the bottoms of tectonic plates. But the giant blue Hope and Cullinan diamonds may have originated far deeper within the planet.
A suite of new maps reveal the lost, undersea continent of Zealandia in more detail than ever before.
A "Godzilla dust cloud" from the Sahara Desert that's heading toward the United States this week is the largest and most concentrated dust cloud of its kind in the past 50 years.
A powerful magnitude 7.4 earthquake struck the southern coast of Oaxaca, Mexico this morning, killing at least one person.
The Siberian town of Verkhoyansk just recorded a 100-degree Fahrenheit day — the hottest in Arctic history.
Atmospheric scientists sampled the most pristine air on Earth, just above the Southern Ocean. They found some surprises.
Using thousands of seismic wave recordings, researchers mapped the mysterious 'blobs' deep below the Pacific Ocean and found they are even bigger than imagined.
Massive, underwater rivers have been discovered hidden off Australia's coasts by robotic ocean gliders.
Aerodynamic slats newly installed on the Golden Gate Bridge produce a loud hum on windy days, as San Fransiscans learned this past weekend.