fingerprint

While it's hard to read the fingerprints of human-caused climate change into individual events, scientists are more confident when it comes to trends.

Then I scan my fingerprint on a remote mounted next to my porcelain throne, which allows multiple people to authenticate their personal sessions.

French investigators have collected more than 150 samples of DNA, fingerprints and other forensic traces from the scene, including from a helmet, angle grinders, gloves and a vest abandoned by the perpetrators, according to prosecutors.

"It changes the nature of the material, the 'magnetic DNA of the material', so to speak, its 'fingerprint'. It has practically become a different material with new properties for the time being," says Bossini.

A new study suggests it could leave behind a faint red or blue "fingerprint" in light that passes through regions filled with it.