The iconic image of Apollo 11 astronaut Buzz Aldrin looking at the flag on the surface of the Moon has been given a new lease on life after an amateur photographer restored the image to reveal Aldrin's smiling face.
The home to all life as we know, the Milky Way galaxy, is on a "collision course" with its cosmic neighbor, Andromeda, according to a new study. But you needn't fret, astronomers say — it won't happen for about 4.5 billion years.
Since 1750, humans have disrupted Earth's carbon cycle more severely than have some of the most cataclysmic asteroid impacts in history — and, new research suggests, the long-term effects on our planet (see: out-of-control global warming, ocean acidification, mass extinction) could be much the same.
If a pandemic was sweeping across the globe, where would you want to be in order to stay safe, not get infected and -- if it unfolds like a bad dystopian movie -- avoid being devoured by the disease-carrying zombies?
The complete fossilized skeleton of a shark that existed more than 350 million-years-ago has been discovered for the first time, a find researchers say is "unprecedented."
NASA's InSight lander recorded the first-ever "Mars quake" in April. Nearly six months later, the lander has picked up more "peculiar sounds" on the Red Planet.
In a startling interview, NASA's chief scientist Jim Green, Ph.D., has said the space agency is close to "making some announcements" about finding life on Mars — but that we're not ready for it.