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Can hydrogen - a relatively clean source of fuel - help power the economy of the future?

Britain could see temperatures up to 40C every few years by 2100 if carbon emissions stay very high.

A huge star has disappeared - did it become a black hole?

The new strain, scientists say, is carried by pigs but can infect humans and requires close monitoring.

Ministers are urged to back plans for a dragon-shaped tidal energy island off Swansea Bay.

The pandemic "is not even close to being over", the World Health Organization's chief says.

The oil giant said the move would help its transition to being a lower carbon firm.

Astronomers say big cool patches on the Betelgeuse star likely drove its surprise dimming last year.

A report by the Green Alliance think tank argues that extra cash is required for clean transport.

Scientists discover hundreds of different fungi in Amazonian soil, thought to play a vital role in nature.

The Corkman will lead a three-party coalition of Fianna Fáil, Fine Gael and the Green Party.

Just three other well-preserved vessels from the period have been discovered in the Scandinavian country.

Filters can cut ocean-bound microplastics from washing machines, but more tests are needed, study finds.

Ministers fear over-reliance on US-based GPS in the event of an attack or technical failure.

Green Party members could vote in favour of a new coalition.

The UK sends more plastic waste to Turkey than to any other country but not all of it reaches recycling plants.

The UK could experience some of the highest UV levels ever recorded, on Thursday.

Mary Jackson was among the African-American women whose story was told in the film Hidden Figures.

Car taxes should increase to help fund the battle against climate change, government advisers say.

Conceptual still-life photographer Ted Humble-Smith celebrates 50 years of world-beating technology.