Brown dwarf detected in the CoRoT-20 system

An international group of astronomers has discovered a new substellar object in the planetary system CoRoT-20. The newly identified object was classified as a brown dwarf due to its mass, which is greater than that of the ...

AI recreates chemistry's periodic table of elements

It took nearly a century of trial and error for human scientists to organize the periodic table of elements, arguably one of the greatest scientific achievements in chemistry, into its current form.

Why life on Earth first got big

Some of the earliest complex organisms on Earth—possibly some of the earliest animals to exist—got big not to compete for food, but to spread their offspring as far as possible.

Modern alchemists are making chemistry greener

Ancient alchemists tried to turn lead and other common metals into gold and platinum. Modern chemists in Paul Chirik's lab at Princeton are transforming reactions that have depended on environmentally unfriendly precious ...

NICER mission finds an X-ray pulsar in a record-fast orbit

Scientists analyzing the first data from the Neutron star Interior Composition Explorer (NICER) mission have found two stars that revolve around each other every 38 minutes—about the time it takes to stream a TV drama. ...

Insects took off when they evolved wings

The evolution of wings not only allowed ancient insects to become the first creatures on Earth to take to the skies, but also propelled their rise to become one of nature's great success stories, according to a new study.

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