Earth, Life

An analysis of changes to global ecosystems has revealed that almost nowhere is untouched by the influence of humanity, with ...
Many biological molecules are chiral, meaning they exist in two forms that are mirror images of each other, like left and ...
Some of the most massive and influential stars in the universe are OB stars. These blue giants, many times more massive than ...
All this happened about 4.5 billion years after Earth formed, with innumerable steps occurring in between that made our planet a cradle for intelligent life. An influential scientific thesis ...
"We're arguing that intelligent life may not require a series of lucky breaks to exist," said lead author Dan Mills of the ...
Research shows how Earth's climate suddenly warmed 10°C, transforming ecosystems and causing the worst mass extinction in history.
With no atmosphere, solar winds would kill all life on Earth. Axy persuaded the humans ... their whereabouts and use that data to predict future crimes. New York City also revamped its ...