The science pros at TKOR show how invisible ink can be made and revealed.

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

What looks like magic is often just a rule of physics or chemistry doing its job. Invisible ink turning brown, colours swirling on milk, water climbing uphill — it all feels like sorcery until you ...

Researchers from the University of Copenhagen have developed a digital and legally binding fingerprint that prevents goods — like cosmetics, toys, sports equipment, car parts, electronics, medicines, ...

Most Americans might not think of New York State first in context of the American Revolution and independence – Boston, ...

Susie Milwit found her seventh grade journal while cleaning out her closet, but what she read left her "a little freaked out.

Before the teaser for Dhurandhar 2 drops, it’s worth revisiting the blood-soaked trail Jaskirat Singh Rangi left behind. This ...

Hidden RNA signals in sperm reveal an "aging cliff" that could impact offspring health.

From scented bears to delicious chocolates, these Valentine's Day gifts at Dollar Tree are useful, affordable, and cute — a ...

ONE of the country’s most dangerous jailed terrorists with links to the 7/7 bombers could soon be back on the streets of ...

From scented bears to delicious chocolates, these Valentine's Day gifts at Dollar Tree are useful, affordable, and cute — a ...

Users who pen over President Donald Trump or George Washington's face on the newly-issued America the Beautiful pass could ...