51¶¯Âþ

solar system

Space

Stolen planet could be hiding on the edge of our solar system

When the sun was young, it may have stolen a planet from another nearby star – meaning an exoplanet could be waiting on the outer edges of the solar system for us to discover

51¶¯Âþ

Artist's impression of a planet around a red giant star

Space

Strange alien worlds suggest Earth could survive the death of the sun

Features

Environment

Insects thrive on solar farms planted with native flowers

51¶¯Âþ

Space

Passing star could fling Earth out past Pluto into the Oort cloud

51¶¯Âþ

Artist's impression of mitochondria

Health

A type of vitamin B3 might treat chronic pain related to inflammation

51¶¯Âþ

Space

Can we smash together all of the asteroids to build a new planet?

51¶¯Âþ

The sun with solar flares coming off it

Space

The sun is smaller than we thought it was

51¶¯Âþ

Are you truly healthy? These new tests provide the ultimate check-up

Health

Are you truly healthy? These new tests provide the ultimate check-up

Features

Space

Ice-spewing supervolcano may have been found on Pluto

51¶¯Âþ

Health

How much does your immune system weigh? Now we have an answer

An adult human's immune system is made up of more than 1 trillion cells. In total, it weighs around 1 kilogram, depending on the size of the person

51¶¯Âþ

Space

The moon is 40 million years older than we thought it was

51¶¯Âþ

Space

Slicing the moon in half would be disastrous for Earth – but beautiful

51¶¯Âþ

Space

How asteroids can help us understand our place in the cosmos

51¶¯Âþ

Space

Largest known solar storm struck Earth 14,300 years ago

51¶¯Âþ

Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop