New laser tech sniffs out toxic gases from afar

Scientists have developed a new way to sniff out tiny amounts of toxic gases - a whiff of nerve gas, for example, or a hint of a chemical spill - from up to one kilometre away.

Fake bombs don't make sniffer dogs smarter

Dogs that are trained with so-called "pseudo-explosives" cannot reliably sniff out real explosives, a study said.

New device can sniff out smuggled money

Criminals beware! The smell of the money you are smuggling may give you in.

Decoded: How you sniff that jasmine smell

Do you know why some people can easily detect faint whiffs of coffee or wine buried amid a plethora of odours? An Indian American researcher says they have a better inbuilt system to sniff out a particular smell in complex olfactory environments.

Skin can recognize `scents`, claims study

A new study claims that human skin has olfactory receptors that can `sniff` out the odors.

Dogs can be trained to sniff out cancer: Scientists

They are called the man`s best friend, but dogs are more than just a faithful companion as they can be trained to detect lung cancer much before symptoms develop, scientists say.

Now, an `electronic nose` to sniff out cancer!

Now, an "electronic nose" which can sniff out cancer with a simple breath test, say scientists.

Now, an `electronic nose` to sniff out cancer!

Now, an "electronic nose" which can sniff out cancer with a simple breath test, say scientists.

Now, an ‘electronic nose’ that can sniff out toxins by changing colours

A team of scientists has developed a sensor that works as an ‘electronic nose’ in sniffing out some known poisonous gases and toxins, simply by changing colours.