Does it keep them up later? The summer solstice, which marks the longest day of the year in the Northern Hemisphere, happens Sunday (June 20) at 11:32 p.m. EDT (Monday, June 21 at 03:32 UTC). This event happens when Earth’s tilt toward the sun is at its maximum and theContinue Reading

The ice shelf on Antarctica’s Pine Island Glacier lost about one-fifth of its area from 2017 to 2020, mostly in three dramatic breaks.   Pine Island Glacier, one of the fastest-shrinking glaciers in Antarctica, hastened its slide into the sea between 2017 and 2020, when one-fifth of its associated iceContinue Reading

Gold veins thicker than your arm finally get a geological explanation. Why did some gold prospectors strike it rich with a bonanza gold vein, while others came up empty-handed? The credit may go to nanoparticles. New research reveals that high-grade veins of gold contain clusters of gold nanoparticles, which isContinue Reading

An airplane saw thunderstorms create extremely high levels of chemicals called oxidants. Lightning may play an important role in clearing the air of pollutants. A storm-chasing airplane has shown that lightning can forge large amounts of oxidants. These chemicals cleanse the atmosphere by reacting with pollutants such as methane. ThoseContinue Reading