17/11/2021

There may be more bird species in the tropics than we know

Study of a perky little bird suggests there may be far more avian species in the tropics than those identified so far. After a genetic study of the White-crowned Manakin, scientists say it's not just one species and one ...

What's in a flame? The surprising mystery of how soot forms

Soot is one of the world's worst contributors to climate change. Its impact is similar to global methane emissions and is second only to carbon dioxide in its destructive potential. This is because soot particles absorb solar ...

Why drinking water needs monitoring for HIV drugs

Years ago, there was a time that kids from a rural village in South Africa still wanted to swim in the rivers nearby. But when they got out of the water, those with sensitive skin would have the worst rash ever, says Professor ...

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