Urban sparrows find new use for cigarette butts

Cigarette butts are widely reviled as an urban nuisance but birds in Mexico City see them as a boon, apparently using them to deter parasites from their nests, scientists say.

Study documents cigarette environmental hazards

Back in the bad old days when teenagers smoked cigarettes to be cool, it wasn't unusual for a teenage girl to surreptitiously pocket a cigarette butt left behind by a boy she had a crush on.

New forensic technique for analysing lipstick traces

(Phys.org) —A study by forensic scientists at the University of Kent has established a new way of identifying which brand of lipstick someone was wearing at a crime scene without removing the evidence from its bag, thereby ...

Self-medication in animals much more widespread than believed

It's been known for decades that animals such as chimpanzees seek out medicinal herbs to treat their diseases. But in recent years, the list of animal pharmacists has grown much longer, and it now appears that the practice ...

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