Erasable pen 's ink turns to white on black paper because the ink contains thermochromic dyes that are sensitive to ...

APRIL FOOLS’ DAY must be my favorite holiday. It’s easy to remember the date. We look forward to every April Fools’ Day with trepidation and a sense of revenge for the box of borax in the hotcake ...

Uncover the surprising origins of everyday objects! Explore 25 unexpected backstories of common household items, from Post-it ...

More people ore purchasing self-defense tools, according to research. Modern life, it seems, warrants some fusion of brain and brawn, mind and muscle, pen and sword.

ExpressVPN stopped being just a VPN a while ago, but today's move is its biggest yet. The company launched ExpressAI, a ...

A stealthy parasite behind deadly sleeping sickness has been caught using an astonishing trick to evade the human immune system. Credit: Shutterstock A deadly parasite stays hidden by shredding its ...

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Squid ink is a melanin-rich marine secretion with promising antioxidant, antimicrobial, and other bioactive properties, but most evidence comes from laboratory and preclinical studies rather than ...

An industrial X-ray CT scan of an Ozempic GLP-1 pen shows the drug-delivery device's internal design, features and porosity.