Spending time in space might sound thrilling, but it
takes a serious toll on the human body.
Weightlessness affects everything from muscles to
blood flow. Hence, before astronauts head to the
Moon or Mars, scientists must find ways to reduce
the physical effects of long-term space travel.
Most 12-year-olds dream of a big party or a fun
sleepover to celebrate their birthday. But Mia
DaPonte, from East Greenwich, Rhode Island, had a
different goal in mind. She wanted to celebrate by
becoming New England’s first 12-year-old — and the
youngest female in the US — to earn the title of PADI
Master Scuba Diver. This is the highest recreationa...
Just when it seemed every color under the sun had
been named, researchers at the University of
California, Berkeley, have identified a new one.
Called “olo,” this shade lies outside the normal
range of human vision. It can only be seen under
specific conditions using a laser. The five people who
have seen "olo" describe it as a "blue-green of unp...
Sharks have always been considered silent
swimmers. Unlike most fish, these top ocean
predators lack sound-producing organs. But recent
research suggests this might not be true for all
sharks. At least one species produces noise,
challenging our understanding of these stealthy
hunters.
