Marie Curie's notebooks are still radioactive.
Smelling image via ShutterstockI’m perfectly suited to answer the Big Question that reader Katie posed the other day, because I have anosmia, which means I can’t smell. At all.
In this video, YouTube user nik282000 shows us what happens when lithium metal burns -- in slow motion.
Image credit: NASALet's start with the bad news: Remember that hole in the ozone layer that scientists discovered over the Antarctic in 1985?
Lightning image, which is kind of related to thunder, via ShutterstockWhile we use the term figuratively today, its original usage — by English playwright John Dennis in the early 1700s — was literal.
In today's world, more people probably play solitaire by clicking a mouse than by flipping cards, but today's mentalfloss.com Brain Game Wednesday Wordplay challenge is old-school.
The 10 Worst U.S. Cities for Traffic. Drivers lose a lot of time sitting in traffic jams, but it might be worth it in Honolulu.
Find out what happened to 70 finalists from American Idol.
Quicksand is a staple hazard of adventure movies, TV shows and video games.
On this day in 1906, the Wright brothers were granted U.S. patent number 821,393 for their "Flying-Machine." Me? I'm a terrible flyer.
If You’ve Been Hoping To Clone Ronald Reagan, You Might Find This Helpful
This seems, as the article says, rather craven.
Memes: Collect the Whole Set
These meme trading cards are pretty nif
In 2009, students at Cambridge University genetically engineered E. coli bacteria, adding DNA sequences in order to create colors visible to the naked eye (standard E. coli does not have a pigment).
You come here to mental_floss for your daily dose of knowledge on a wide variety of topics. Our quizzes and entertainment posts also cover a great range of subjects.
You don't have to look beyond the borders of the good old USA to find the answer to today's mentalfloss.com Brain Game Tuesday Test Time challenge. Good luck:
What do these five U.S.
Is your alma mater on the list of America's 1,000 best high schools?
Installment #18: Even after the failure of the Haldane Mission and dire warnings from Winston Churchill, there was a slim chance that Germany still might choose the path of moderation and suspend the