science
Mercury
Mercury. Image: NASA
Mega Chad
About 7,000 years ago, a vast lake spread hundreds of square kilometers across north-central Africa. Known to scientists as Lake Mega Chad, it covered more than 400,000 square kilometers at […]
Surface of the Sun
This is the first image from the National Science Foundation’s Daniel K. Inouye Solar Telescope of the sun’s surface. Released 30 January 2020. This picture is showing the highest ever […]
Meteor shower from space
Every January, bits of asteroid 2003 EH1 cross paths with Earth’s orbit to create a beautiful annual meteor shower: the Quadrantids. As the fragments collide with our atmosphere, they disintegrate […]
Concorde at Mach 2
Sun
Solar eruption
Shock between two neutron stars
Porpoise Bay, Antarctica
The incredibly smooth surface of the sea ice indicates that it is topped with ample snow—possibly as much as tens of meters—which also drifted onto the berg’s left side. “That […]