Science
Nasa set for first all-female spacewalk to fix faulty power unit
US astronauts Christina Koch and Jessica Meir are on course to make history as they venture outside the orbiting space lab.
Earth-like planets are common – meaning the universe could be swarming with life
An analysis of rocks orbiting faraway stars found they are remarkably similar to those that formed our own planet.
Crops produced in same conditions as on Mars and the Moon – including rocket
Scientists say this is the next step in making human beings comfortable when they settle on plants and celestial bodies beyond Earth
Comet is hurtling into the solar system at 72,000 miles an hour
It is only the second interstellar object to be discovered - coming hot on the heels of the cigar shaped Oumuamua.
Discovery of 20 new moons puts Saturn ahead of Jupiter
Saturn’s 20 new moons are minuscule, each barely three miles in diameter.
Supermassive black hole at heart of Milky Way exploded 3.5 million years ago… as our earliest ancestors roamed Earth
The nuclear blast was so big its impact was felt... 200,000 light years away, say scientists.
One of clearest ever pictures of Saturn taken by Hubble Space Telescope
The magnificent image reveal the gas giant's iconic icy rings and subtle changes in the planet's amber hues
North Atlantic haddock ‘use built-in magnetic compass to guide them’
Experiments revealed Atlantic haddock orient toward the north west using Earth's magnetic field
Video – Chimps think just like us
They understand the mental state of others - known as a 'theory of mind'