Novel air filter captures wide variety of pollutants

An air filter made out of corn protein instead of petroleum products can concurrently capture small particulates as well as toxic chemicals like formaldehyde that current air filters can't.

WHO urges vigilance but no alarm over bird flu

The World Health Organization called Wednesday for vigilance after the recent detection of bird flu in mammals, but tried to calm fears that large-scale human outbreaks could be looming.

EU eyes more help for shrinking bee populations

The EU on Tuesday announced proposals to try to reverse an "alarming decline" in the number of bees—and other insects that pollinate the bloc's crops—including by rewarding organic farming.

Improving safety assessment of nanoparticles

How safe are the nanoparticles in transparent sunscreen, anti-odor socks and bacteria-resistant plasters? Although microbes are present on all organisms, the tools that estimate the safety of nanomaterials still hardly take ...

Why can't we replace sniffer dogs with electronic noses?

Compared to other senses, our sense of smell is often overlooked. Our noses can alert us to risks such as rotten food, gas leaks and burning toast. But for advanced tasks such as detecting bombs or contraband, or diseases ...

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