Catsharks aren’t harmful to humans, but they also aren’t too much to look at - by the light of day, that is.
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That is not lava flowing over a cliff. The illusion of fire falling over Horsetail Fall in Yosemite National Park is a yearly phenomenon.
Do not let its beauty fool you. A newly identified and exquisitely preserved flower found entombed in amber – fossilized tree sap – may have packed quite a punch.
Scientists for the first time have detected gravitational waves, ripples in space and time hypothesized by Albert Einstein a century ago, in a landmark discovery announced on Thursday that opens a new window for studying the cosmos.
The only known wild jaguar in the United States has made his video debut, captured on a remote sensor camera outside of Tucson, Arizona, and giving wildlife experts more insight into the movements of the elusive cat, experts said on Wednesday.
Are you ready to go to Mars?
Much like the assassination of President John F. Kennedy, or the morning of September 11, 2001, most Americans remember where they were when they heard the news of the Challenger disaster.
Scientists from the California Institute of Technology have announced they finally have "solid evidence" for Planet X, a true ninth planet on the edge of our solar system.
SpaceX's latest attempt to land a rocket upright on a platform in the Pacific Ocean failed in a spectacular fashion on Sunday.
To boldly grow where no man has grown before. That has been the mission of astronauts aboard the International Space Station (ISS) for nearly two years, where they have tried to cultivate edible plants in microgravity.
A SpaceX Falcon 9 rocket blasted off from California on Sunday to put a climate-monitoring satellite into orbit, then turned around and botched an attempted landing on a platform at sea, officials said.
An international team of astronomers may have discovered the biggest and brightest supernova ever.
Even by the standards of New York's American Museum of Natural History — home of an enormous blue whale model that draws visitors from around the world — this is big. A new, 122-foot dinosaur skeleton to be unveiled on Friday is too long to fit in the fossil hall and so its neck and head will poke out toward the elevator banks, offering a surprise greeting when the lift doors open.
A Sparks-based aerospace company has been selected by NASA to begin development of a commercial crew transportation system to supply the International Space Station.
NASA has set up a Planetary Defense Coordination Office — to defend the Earth from asteroids and comets that get too close for our comfort.
A scuba diver, a researcher and a beer enthusiast walked into a lab and uncorked the mystery of an antique bottle of beer.
If you have ever dreamed of owning a hoverboard and flying through the air like Marty McFly in Back to the Future, your dreams can now become a reality — that is, for $20,000.
Chemistry textbooks as we know it are officially out of date, as four new elements will soon be added to the periodic table.
Engineering for Kids is seeking a way to make technology and science exciting for youngsters.
It isn't every day that a mystery from the deep swims into plain sight. But on Christmas Eve, spectators on a pier in Toyama Bay in central Japan were treated to a rare sighting of a giant squid.
Earth to astronaut Tim Peake: Check the phone number before you dial. Otherwise the person you reach is likely to think you're some kind of nut case.
A SpaceX Falcon 9 rocket blasted off from Florida on Monday with a payload of communications satellites before the reusable main-stage booster turned around, soared back to Cape Canaveral and landed safely near its launch pad in a dramatic spaceflight first.
Two U.S. astronauts floated outside the International Space Station on Monday in a hastily planned spacewalk to move a stuck rail car before a Russian cargo ship reaches the outpost on Wednesday, NASA said.