The explosive Hunga Tonga-Hunga Ha'apai volcanic event spewed so much moisture that it increased the global average of atmospheric water vapor by 5%.
Chinese researchers have discovered a brand new type of crystal in a sample of moon rocks, as well as a source of helium-3 — a potential fuel for nuclear fusion reactors.
"Alien goldfish" from the Carboniferous had toothy tongue-like structures that resembled those in living mollusks, a new study finds.
A deep-sea fisher in Australia recently reeled in a creepy-looking shark with bulging eyes and a human-like smile. Experts are unsure exactly which species it belongs to.
Hurricane Katrina was the most expensive hurricane in history, while a 1780 storm killed the most people of any hurricane.
A "donut" of mesmerizing cell-forming microtubules is among the top entries of Nikon's 2022 Small World in Motion Competition.
A gold 'funeral mask' thought to be more than 3,000 years old has been discovered in the tomb of an ancient noble in the city of Zhengzhou, central China.
An astronaut's photo of Mount Ruapehu, the real-life "Mount Doom" volcano, shows the contrast between the hydrothermal lake at its summit and the snow surrounding its peak.
The James Webb Space Telescope zooms in on Neptune to reveal the icy planet's collection of little-known rings
Archaeologists excavating a site north of Lima have unearthed a 1,300-year-old ornate tomb from the Wari era of Peru.
Shock-compressing PET plastics can create tiny nanodiamonds with a range of technological applications.