12 h. ago Earth's oceans could turn red or purple and were once green, scientists claim

Life on Earth is inextricably linked to the colour of our planet's oceans, with water chemistry and the influence of life playing a crucial role in determining the hue of the water

Politics

42 h. ago America's missing nuclear weapons as 'Broken Arrow' incidents expose atomic

The USA reportedly still possesses over 5,000 nuclear warheads - which is enough to destroy most life on Earth - but the military is responsible for at least 32 accidents involving weapons

Events

6 d. ago The truth is out there: Scientists want a new mission to hunt for life beyond Earth

A trip to planets outside our solar system could tell scientists a lot — even if no extraterrestrial life is found

Events

6 d. ago It’s up to each of us to help save life on Earth – I love this challenge | Bob Brown

Taking action against species extinction can be risky but it’s better than surrenderExplore the series – Last chance: the extinction crisis being ignored this electionGet Guardian Australia environment editor Adam Morton’s Clear Air column as an emailExtinction. In 1844 Ketill Ketilsson won the race to grab the last pair of great auks. They were nesting on Iceland’s Eldey Island. Millions of these penguin-like birds had been slaughtered for feather-stuffed quilts to keep Europe’s burgeoning human population warm. Ketilsson strangled the two but tripped over and broke their egg. Never mind, he won the reward being offered by museums in Copenhagen for the final specimens.A perverse market rule on species had been established: the rarer a species gets, the more valuable it becomes. It came too late for those who killed the last dodo, moa or Steller’s sea cow – but look at the money now going into resurrecting mammoths and thylacines.Get Guardian Australia environment editor Adam Morton...

Politics

7 d. ago Scientists find dark oxygen that could reshape our understanding of how life started on Earth

Rocky lumps were found that are capable of producing “dark oxygen” 4,000 metres below sea level completely out of light’s reach

Politics

7 d. ago Life may be hiding in the darkest corners of the moon, scientists say

Mysterious lifeforms may be lurking in the dark shadows of the Moon, scientists say. These permanently shaded areas of the Moon's polar regions could serve as safe havens for microbes.

Politics

7 d. ago Strange lifeforms may be hiding on the moon... and they could jeopardize future space missions

Mysterious lifeforms may be lurking in the dark shadows of the Moon, scientists say. These permanently shaded areas of the Moon's polar regions could serve as safe havens for microbes.

Events

1 week ago Top genome scientists to map DNA sequence of invertebrate winner 2025

Sanger Institute’s Tree of Life team say genomes offer invaluable insight into how species will fare under climate crisisVoting is now open! Vote for your favourite here“We are following the ‘invertebrate of the year’ series with bated breath,” began the email that arrived in the Guardian’s inbox last week.Mark Blaxter leads the Sanger Institute’s Tree of Life programme, a project that sequences species’ DNA to understand the diversity and origins of life on Earth. But far more importantly, Blaxter and his team are superfans of our invertebrate of the year competition and have offered to map the genome sequence of whoever wins this year. Continue reading...

Politics

2 w. ago BFI announces programme for season of Tom Cruise films after fellowship award

The 62-year-old actor, who plays Ethan Hunt in the Mission Impossible series, will also introduce a screening of one of the franchise’s films.

Events

3 w. ago Does the Hall of Records really exist? Scientists reveal the truth about the legendary concept

EXCLUSIVE: Some believe the Hall of Records contains vast amounts of lost wisdom and knowledge about the famous ancient civilization. But does the Hall of Records really exist?

Politics

3 w. ago First British astronaut explains why 'overview effect' changes life on Earth for those returning from Space as stranded NASA astronauts finally make it home

NASA astronauts Butch Wilmore and Suni Williams are home, but it's likely their nine months at the International Space Station (ISS) has left them vulnerable to 'overview effect'.

Technology

4 w. ago ‘I will spend my life rebuilding’: Gaza’s heritage sites destroyed by war

Palestinian experts and British archaeologists say more than two-thirds of heritage, cultural and archaeological sites in Gaza have been damagedHamouda al-Dahda stands in the ruins of Pasha Palace in Gaza City, where before the war the golden limestone walls of the 800-year-old building towered above him, the gardens shaded visitors, and the cool vaulted halls held hundreds of priceless historical artefacts.“The palace was like a small paradise on Earth. Now, there is no life here at all and anyone who comes is sad. They can remember what it once was,” the 40-year-old museum director says. Continue reading...

Events