Why are carrots orange? Scientists reveal the answer
"We identified three genes responsible for the accumulation of alpha and beta carotene, which make carrots orange," study author Massimo Iorizzo told Newsweek.
This is what alien life in our solar system might look like
Researchers are "pretty excited" academic Frank Postberg told Newsweek, after finding signs of phosphates, essential for life, on one of Saturn's moons.
California's sea lions are getting bigger
A new study has found that male California sea lions have grown larger over several decades, while females have stayed the same size.
Why smaller dogs live longer
Scientists have figured out why larger dogs die earlier than smaller dogs, and it may be because we bred them so intensively to be larger.
Spiders in dark caves are evolving to go blind
Researchers found that spiders deep inside caves had nearly entirely lost their eyes, while spiders living at the cave entrances were only partially blind.
Female Disgust May Have Caused Humans to Evolve Less Hair
New research adds weight to the idea that people became less hairy via sexual selection, with results suggesting women with higher levels of disgust prefer clean-shaven men.
HIV May Be Getting More Infectious as a Result of 'Natural Selection'
"Viruses, like all organisms, adapt and evolve," co-author Joel Wertheim told Newsweek.
Deer May Be Evolving to Give Birth Earlier in Response to Climate Change
Researchers say their findings represent some of the first evidence that evolutionary changes are affecting the time of year that wild animals give birth.
Climate Change Could Cause Conflict Between Species as They Adapt and Move
For animal species to survive climate change, they will have to genetically adapt or shift their ranges—or both.
Evolution Is a Brutal, Uncaring Opponent That We Need to Outmanoeuvre
Our ancestors were subjected to full-strength, undiluted, CFC-free, pure-organic, additive-free natural selection. The biggest recipients were young children, for which evolution had the greatest appetite of all.
Human Are Still Evolving—Possibly Faster Than Ever
Evolution is a gradual change to the DNA of a species over many generations.
Will Natural Selection Make Us More Dumb?
Researchers examined more than 100,000 Icelandic people's genetics.
Extremely Rare Charles Darwin Letter Sells For $125,000
The rare letter discusses topics only known in one other letter from the famous biologist.
How Scientists are Engineering New Forms of Life
Imagine plants that change color in the presence of explosives or microbes that can secrete the scent of a long-extinct flower. Soon you won't have to.
Why Atheists' Intelligence Will Lead to Their Downfall
Scientists argue that religious people are unable to rise above their instincts, explaining the negative association with intelligence.