Venus may still be geologically active today, which could mean that Earth’s planetary sibling is a good place for scientists to learn about early Earth and faraway worlds. An international … Read more
Earth is steadily spinning like a top, even if we can’t see, touch, hear or feel it. So, what would happen if Earth were to abruptly stop rotating? If the … Read more
What do extreme long-distance swimming and spaceflight have in common? They can both shrink the heart, according to a new study. Both activities reduce the pressure of gravity on the … Read more
In the 2003 Jim Carrey movie “Bruce Almighty,” Carrey’s character suddenly acquires God-like powers, and uses those powers to lasso the full moon and pull it closer to Earth to … Read more
A group of scientists may have just pinpointed the location on Mars of a mysterious source of methane, a gas most often produced by microbes — and NASA’s Curiosity rover could … Read more
Despite the naive storylines about interstellar travel in science fiction, biological creatures were not selected by Darwinian evolution to survive travel between stars. Such a trip would necessarily span many … Read more
Virgin Galactic’s newly minted astronauts are beyond thrilled following their journey to space on the company’s first fully crewed spaceflight. Sunday (July 11), Virgin Galactic founder Richard Branson joined crewmates … Read more
Could a devastating comet impact in Earth’s distant past have forever changed human civilization? Scientists think that a cluster of comet shards may have smashed into Earth’s surface 13,000 years … Read more
At least 1,715 nearby star systems sat at a perfect angle to view Earth during the past 5,000 years, meaning aliens living in those systems, if they exist and have … Read more
Look up at the night sky with your own eyes, or marvel at images of the universe online, and you’ll see the same thing: the inky, abysmal blackness of space, … Read more