Carpenter ants are the only other animals known to amputate besides humans, researchers say | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. CNN — People are not the only ones who can perform amputations to save lives. A new study has found that carpenter ants in Florida bite off the injured limbs of nestmates, depending on the … Read more

How Denisovans Survived and Thrived on ‘the Roof of the World’ | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. CNN — Denisovans survived and thrived on the high Tibetan Plateau for more than 100,000 years, according to a new study. The research adds to scientific knowledge about the enigmatic ancient humans first identified in … Read more

How the Death of the Dinosaurs Made Grape Growing Thrive | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. CNN — Grapes have played an important role in human history for thousands of years, forming the basis for the wines our ancestors made thousands of years ago. But that might not have been the … Read more

Bionic leg restores natural walking speed and stride: ‘I didn’t feel like my leg was amputated’ | CNN

CNN — Amy Pietrafitta learned to walk seven times. First as a child and then, after an industrial burn led to the amputation of her left leg in 2018. Since then, she has taken her “first steps” in prosthetics for running, water, high heels, rowing and everyday walking. Her last “first steps” were different. This … Read more

How a group of butterflies flew 4,200 kilometers across the Atlantic Ocean without stopping | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. CNN — Painted ladybirds venture far and wide with their impressive migratory patterns that stretch thousands of miles – but they often travel over land so they can stop to rest. Scientists have now found … Read more

How a flock of butterflies flew 2,600 miles across the Atlantic Ocean without stopping | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. CNN — Painted Ladies travel far with their impressive migration patterns that span thousands of kilometres. However, they often travel over land so they can stop to rest. Scientists have now found evidence that a … Read more

Mars gets hit by hundreds of basketball-sized space rocks every year | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. CNN — Hundreds of basketball-sized space rocks slam into Mars every year, leaving impact craters and rumbling on the Red Planet, according to new research. Mission planners could use the revelations, captured in data collected … Read more

Mars is hit by hundreds of basketball-sized space rocks every year | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. CNN — Hundreds of basketball-sized space rocks hit Mars every year, according to new research. They leave impact craters and cause rumblings on the red planet. Mission planners can use the revelations, captured in data … Read more

Asteroid Bennu has surprisingly watery past, researchers say | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. CNN — An early analysis of a sample collected from the asteroid Bennu suggests the space rock may have had an unexpected watery past. The rock may even have split off from an ancient ocean … Read more

Asteroid Bennu has surprisingly watery past, researchers say | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. CNN — Early analysis of a sample taken from the asteroid Bennu suggests the space rock may have had an unexpectedly watery past, possibly even splitting off from an ancient ocean planet. NASA’s OSIRIS-REx mission … Read more