Astronaut pee could keep plants alive in space for decades

On missions to Mars and beyond, astronauts will have to grow their own food. Urine has…

Return to Titan: Why this icy world is our best bet to find life

Tantalising clues suggest the weird seas on Saturn’s largest moon contain a chemical cocktail capable of…

Space ‘disco ball’ satellite is falling back to Earth today

The Humanity Star, an orbiting geodesic sphere that reflects sunlight, was expected to circle earth until…

Space ‘disco ball’ satellite just fell back down to Earth

The Humanity Star, an orbiting geodesic sphere that reflects sunlight, was expected to circle earth until…

Dark radiation may fix our broken understanding of the universe

We have two ways to measure the accelerating expansion of the universe, but they don’t line…

Dark radiation may fix our broken understanding of the universe

We have two ways to measure the accelerating expansion of the universe, but they don’t line…

The universe may end in a collision with a bubble of nothingness

The most precise calculation of the lifetime of our universe finds that a bubble of vacuum…

The universe may end in a collision with a bubble of nothingness

The most precise calculation of the lifetime of our universe finds that a bubble of vacuum…

Astrophysicist Jocelyn Bell Burnell explores Bach’s cosmic music

A London concert by the Orchestra of the Age of Enlightenment this Sunday says as much…

Astrophysicist Jocelyn Bell Burnell explores Bach’s cosmic music

A London concert by the Orchestra of the Age of Enlightenment this Sunday says as much…