D.C. Mayor Muriel Bowser has activated a heat alert for Sunday and an extreme heat alert for Monday, Tuesday and Wednesday. A heat alert means that temperatures will feel like 94 to 104 degrees ...

Create invisible ink with this UV pen making guide. Susan Collins' Re-Election Prospects Dim 10 Things You Should Never Clean with a Mr. Clean Magic Eraser Donald Trump's witness move fails in ...

Want to send a message to someone but keep a little bit of mystery? Invisible Ink lets you do just that. Here's how to use it when sending a message.

A 110-year-old lemon used by a German WW1 spy to send secret messages from Britain with invisible ink is going on display in MI5’s first ever public exhibition. The blackened and flattened fruit ...

UB researchers have uncovered how heat causes a critical receptor protein within cells to unfold and relay pain.

Scientists identify a heat-sensitive receptor that could unlock new pain treatments, offering hope for better pain management strategies.

Investigators at the Jacobs School of Medicine and Biomedical Sciences have uncovered how heat causes a critical receptor protein within cells to unfold and relay pain, which could open up new ...

Jim writes: We recently remodeled our kitchen, and my 10-year-old son wrote, “Are you eating cereal?” on the new countertop in invisible ink.

John Nagy, founding member of the American Revolution Round Table of Philadelphia, presents a history of espionage during the Revolutionary War. Mr. Nagy explores the spy efforts used by the ...

A novel invisible ink tattoo technique may improve long-term quality of life and emotional well-being for people with cancer who undergo radiation therapy, according to study results.Radiation ...