Astronauts face numerous risks during spaceflight, such as microgravity and radiation exposure. Microgravity can reduce bone density, and radiation exposure is a carcinogen. However, these are chronic effects. The biggest…
Over the centuries, Niagara Falls has witnessed some strange incidents. In 1827, a hotel owner sent a herd of wild animals down the falls in a cargo ship and only…
This artist's impression depicts NASA's Cassini spacecraft flying through a cloud of suspected water erupting from the surface of Saturn's moon Enceladus. Credit: NASANASA researchers have found that amino acidspotential…
This first-of-its-kind private spacewalk will bring some serious style to outer space.SpaceX's privately funded crewed mission, Polaris Dawn, is moving toward launch sometime this summer. The four-person crew, which includes…
May's solar superstorm, which lit up the world's night skies with colorful aurora borealis, also caused chaos in orbit as thousands of satellites had to maneuver simultaneously to maintain their…
Into the darkness of space that surrounds Earth, a group of small, icy bodies plunge after being ejected from the far reaches of the solar system. Mysterious objects that aren't…
The supply of dissolved oxygen in bodies of water around the world is rapidly declining, and scientists say this is one of the biggest risks to Earth's life support system.Just…
The northern lights flash across the sky over a horse barn in Mercer, Maine on May 10, 2024. ... [+] was the strongest display seen since 2003. (Photo by Michael…
A rock on Mars has just spewed out a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.As the rover rolled its 899-kilogram (1,982-pound) body over the rock,…
NASA has issued a 100ft warning an asteroid named 2024 NB2which is due to pass extremely close to Earth on July 13, 2024. This asteroid, roughly the size of an…