A Sunday at Circus Vargas in California begins with a Mass from Father Frank Cancro and ends with performer Daniel Eguino riding a motorcycle in the Globe of Death.

It took Lael Wilcox 108 days to circumnavigate the globe. Improbably, she said it was “the most fun ride of my life.” ...

Wary experts say "dystopian technologies" to cool Earth could backfire. Eager businesses aren't listening to the warnings.

The full FireSat system should be able to detect tiny fires anywhere in the world, and provide updated images every 20 ...

A landslide in a remote part of Greenland caused a 200 meter (650 foot) mega-tsunami that sloshed back and forth across a fjord for nine days, generating vibrations throughout Earth, according to a ...

It took feats of engineering and deft piloting to map the planet’s topography, an achievement that continues to pay dividends ...

A billionaire spacewalker returned to Earth with his crew on Sunday, ending a five-day trip that lifted them higher than ...

Tech entrepreneur Jared Isaacman, CEO and founder of the Shift4 credit card-processing company, has declined to disclose how much he invested in the flight.

Varner is a researcher and professor of earth sciences at the University of ... who help with research and get to meet scientists from around the world. The research station is equipped with ...