
Planets
Mercury’s surface may be studded with diamonds
Billions of years of meteorite impacts may have transformed much of Mercury's graphite crust into precious gemstones.
By Nikk Ogasa
Billions of years of meteorite impacts may have transformed much of Mercury's graphite crust into precious gemstones.
Eyelash-like radio filaments accent the brightest feature in this image — a supermassive black hole.
These carbon-based molecules, found in a meteorite, may reflect merely a mixing of water and minerals on the Red Planet over billions of years.
The James Webb Space Telescope has been in the works for so long that new fields of science have emerged for it to study.
Different kinds of telescopes on Earth and in space help us to see all wavelengths of light. Some can even peer billions of years back in time.
Take a trip back to the Mesozoic Era to explore how geologic events, ecosystems and evolution were connected during the so-called age of dinosaurs.
Two finger-sized pieces of stone drilled from a basalt rock are the first bits of Mars ready to be brought to Earth.
Jupiter’s hotter-than-expected upper atmosphere may be warmed by charged particles slamming into the air above the poles.
Humans are changing the world in profound ways. Some scientists think those changes have launched a new epoch in Earth’s history: the Anthropocene.
Dark matter is only detectable by the gravitational pull it exerts on visible objects, like stars and galaxies.