High-gravity water waves

What might look like jelly being stirred is actually water subjected to 20 times normal Earth gravity within ESA's Large Diameter Centrifuge—as part of an experiment giving new insight into the behavior of wave turbulence.

Image: Astronaut captures the fires ravaging Australia

Another pair of eyes provides a sobering perspective on the fires ravaging Australia. ESA astronaut Luca Parmitano took images such as this one on 12 January from his vantage point of the International Space Station.

Climate at mercy of politics in 2020, experts warn

2020 is the most crucial year yet for humanity's plan to dodge the bullet of catastrophic global warming, experts said Saturday, warning that the narrow path to safety was riddled with pitfalls, from the US election to Brexit.

page 1 from 23