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Nigerian national held with wads of US currency-sized papers, chemical

A Nigerian national who planned to dupe gullible people by selling them US currency-sized blank papers that turned into dollars, though fake, after a chemical was applied has been arrested in Delhi, police said on Tuesday.

Microalgae chemical to aid scientists in examining past changes to Antarctic sea ice!

Microalgae chemical to aid scientists in examining past changes to Antarctic sea ice!

The source of the chemical in question has been traced to a widespread and commonly occurring constituent of microalgae inhabiting Antarctic sea ice.

Soon, a chemical and biological "sniffer" with unprecedented sensitivity

A team of scientists is developing a chemical and biological sensor that approaches the theoretical limit, which means it would have unprecedented sensitivity.

Now, your iPhone to act as chemical detector

If scientists have their way, then smartphones like the iPhone may double up as chemical sensors that can transmit alerts to first responders about the release of dangerous chemicals.