What’s going on with sargassum seaweed?

The recent Nasa Artemis II crewed mission to the far side of the Moon is a further step towards a long-term return to the lunar surface and future missions to Mars. The plan is that before the end of the decade there will be a crewed landing and the start of a Moon base. China is ...  Show more

Conflict in the Middle East has led to volatility in global oil prices, pushing up fuel costs worldwide. Previous oil shocks prompted some countries to reconsider their reliance on cars, investing in alternatives such as cycling. In some places, this has become part of everyday l ...  Show more

It's a familiar feature of our oceans and beaches and yet its environmental impact has largely been overlooked. Now supporters say seaweed can help us address climate change by reducing our reliance on fertilisers, and by reducing the methane emissions produced by cows. On top of ...  Show more

For World Ocean Day, Gaia Vince finds out how the planet’s seas could help us to generate clean power, capture CO2 and feed the world. Gaia is joined in the studio by science journalist and marine biologist Olive Heffernan. She dives into the controversy regarding the potential o ...  Show more

The first license of its kind has been granted for deep-sea mining. It will be used to run early tests to see whether the seabed could be good place to harvest rare earth materials in the future. These earth minerals are what powers much of our modern technology, and the demand i ...  Show more

The ocean covers over 70% of the Earth’s surface and can hold more than 150 times the amount of carbon dioxide as air. Around a quarter of CO2 emissions created by human activity each year is absorbed by them. From phytoplankton to whales to seagrass meadows we explore how thi ...