One initial treatment is a cardioversion, which involves using a defibrillator to deliver an electric shock to the heart to restore rhythm. It’s often successful, but sometimes only temporarily.

An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers who discovered it using telescopes from NASA and the European Space Agency, ...

An international team of astronomers has discovered a distant planetary system that challenges long-standing theories of how planets form.

Astronomers have uncovered a distant planetary system that flips a long-standing rule of planet formation on its head. Around the small red dwarf star LHS 1903, scientists expected to find rocky ...

Since the 1990s, astronomers have found a handful of other dwarf planets in the belt, such as Eris and Sedna, along with ...

Trump has not sued the media outlets in response. Instead, he is suing the IRS for $10 billion. It’s the largest demand ever ...

This week, the EPA revoked what’s called the “endangerment finding,” which found that fossil fuel emissions can endanger human health. The agency says the U.S. will save money, but there are other ...

We opened a window into our country’s biodiversity only to find there are so many more windows left to be opened.” ...

Scientists confirm that clocks on Mars run faster than on Earth and will change global space navigation in the future ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, ...

A global team of astronomers, led by the University of Warwick, have used a European Space Agency (ESA) telescope to discover ...

Their observations of a faint, cool M-dwarf star called LHS 1903 revealed a system with a rocky world at its outer edge. LHS ...