Why icicles are rippled

Winter is coming to an end; the last nights of below zero temperatures are here. In the morning, one still spots the occasional icicle on a gutter or car bumper. When you look at these icicles carefully, you may notice that ...

No 'second law of entanglement' after all, claims study

The second law of thermodynamics is often considered to be one of only a few physical laws that is absolutely and unquestionably true. The law states that the amount of 'entropy'—a physical property—of any closed system ...

A new ecological approach to protect biodiversity

Four fundamental processes shaping biodiversity should be taken into account to explain why some ecosystems are more sensitive than others to human impacts such as climate change and habitat destruction. The knowledge gained ...

Glassy and reactive: Plants are more dynamic than you think

Is the inside of a plant cell more like a liquid or a solid? While this may sound like an odd question, research carried out at the University of Amsterdam demonstrates it can be either, depending on how much light you shine ...

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