Using computer models to simulate how different stresses and events can trigger tipping points in forests, lakes, lagoons and islands, scientists warn that more than 20% of the world’s ecosystems are at risk of collapsing due to human pressures and climate extremes.

The breaching of the Nova Kakhovka dam presents massive challenges for Ukraine as it launches its long-awaited offensive. The event is being discussed as a possible war crime and an act of terror, and is certainly going to influence events on the battlefield.

Recycling is not enough to address the world’s plastic waste crisis. A more sustainable approach requires reducing production, reusing existing plastic, and finding alternatives.

After Brexit, the UK has had fewer migrants from the EU, but they have been far outstripped by people coming from elsewhere.

Studies from multiple countries have found that long COVID is linked to an increased likelihood of not working. Here’s what’s happened in the UK.

Early reports suggest pro-Kyiv and anti-Putin partisans have launched significant attacks on Russian soil.

The heads of some of the most powerful countries in the world would be wise to listen to the devastating testimony of Hiroshima survivors.