The year 2020 marked a turning point for terrestrial vegetation, reaching an unprecedented level of greenery. This ...

Earth's oceans may have been green for billions of years until the first photosynthetic organisms flooded our atmosphere with ...

The chance that a city-killer asteroid will impact Earth in 2032 is steadily rising. Here's what you need to know.

Astronomers have peered through the atmosphere of a planet beyond the Solar System, mapping its 3D structure for the first time. By combining all four telescope units of the European Southern ...

Our planet’s history is one of extreme climate cycles that repeat across time, with insights into the Earth’s previous ...

It was reported in January that the recently discovered asteroid 2024 YR4 had a 1-in-83 chance of hitting Earth in December 2032. A few weeks later, ...

Nasa has increased the odds once again of ‘city killer’ asteroid YR4 whacking into Earth in 2032. The likelihood is now 2.6%, meaning around 1 in 38 chance of a direct hit. It had been hoped that ...

Some cyanobacteria have pigments that specialise in harvesting green light to power their photosynthesis, which may be an evolutionary adaptation to a time when the oceans were iron-rich and green-tin ...