Cold still causes far more deaths than heat in India

A study of the correlation between temperature and mortality in the Indian city of Pune has found that cold, rather than heat, is by far the bigger killer. This is at odds with warnings and mitigating measures authorities ...

Why the world needs the humble glass sponge

Recent research from the University of Alberta reveals how fishing practices like trawling may be affecting the health of sponges that act like natural water filters.

Contaminants also a threat to polar bears

The polar bear (Ursus maritimus), one of the largest carnivorous mammals on Earth, is vulnerable to a series of dangers. An international team has established a guide to evaluate the condition of its health, and although ...

Fluorescence method detects mercury contamination in fish

Researchers from the University of Burgos (Spain) have developed a fluorescent polymer that lights up in contact with mercury that may be present in fish. High levels of the metal were detected in samples of swordfish and ...

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