How Long Will Human Civilization Last?
Human-caused climate change, ocean acidification and species extinctions may eventually threaten the collapse of civilization, according to…
The Encyclopedia of Science's Frontier
Human-caused climate change, ocean acidification and species extinctions may eventually threaten the collapse of civilization, according to…
A new analysis of geologic history may help solve the riddle of the “Cambrian explosion,” the rapid diversification of animal…
Small red stars, known by astronomers as “M-dwarfs”, are the most abundant type of star in the sky and are also the most long-lived of…
The evolution of worms, insects, vertebrates and other “bilateral” animals — those with distinct left and right sides…
New findings by scientists at the University of California, Santa Cruz, suggest that an evolutionary arms race between rival elements within…
Some 66 million years ago, a 10-km diameter chunk of rock hit the Yukatan peninsula near the site of the small town of Chicxulub with the…
Astronomers searching the atmospheres of alien worlds or exoplants for gases that might be produced by life can’t rely on the…