Cuckoos' egg forgery skills are increasingly being put to the test, as host birds evolve better defences, say scientists.

Scientists hope this decade to be able to start drilling for rock samples lying several km below the Earth's surface in its mantle layer.

A long-standing conjecture that our sense of smell may be due the the effects of quantum physics is gaining ground, thanks to new measurements.

A novel technique shown off at the American Physical Society is uncovering the secrets of archaeological artefacts that the eye cannot see.

Pacific salmon plays an important role in providing nutrients to part of the world's largest old-growth temperate rainforest, a study shows.