Whilst Dylan and Owain watch a disaster movie, Ada the science app interrupts. Through discussing earthquakes Ada explains the difference between primary and secondary waves; using both P waves and S ...

This black hole merger animation was created using data collected by the LIGO and Virgo gravitational wave detectors on April 12th, 2019, an observation designated GW190412.

For a planet so far from the sun, its upper atmosphere is a boiling 400 degrees Celsius (750 Fahrenheit). That's about the same as Earth's upper atmosphere. "Jupiter is five times farther from the sun ...