Make HowStuffWorks your homepage
-
Lead Lipstick Dangers
- Trying to remove a lipstick stain - it might be more dangerous than you think because of excessive lead levels. The Campaign for Safe Cosmetics said tests on 33 brand-name red lipsticks by an independent testing group in California found that 61% had detectable lead levels. The group is calling for FDA oversight. See how cosmetics work in this news video from Reuters.
- Sort by:
- Company
- |
- Title
- |
- Most Watched
- |
- Date
-
-
-
-
Dr. Know: Hangovers
(2:30)
Does mixing your alcohol really cause a worse hangover? Learn more about the effects of a night of hard drinking in this video from Discovery.
-
-
-
-
Dr. Know: Toilet Paper
(2:04)
Does toilet paper protect your hands from bacteria in the bathroom? Learn more about bathroom hygiene in this video from Discovery.
-
-
-
-
Subliminal Political Messages
(4:04)
Watch this video from ScienCentral as the Science Sensei discusses subliminal campaign ads. New research shows that subliminal messages can change political views and behavior.
-
-
-
-
How Video Games Can Reduce Stress
(1:15)
A simple video game has been shown to reduce stress. As this ScienCentral News video explains, researchers at McGill University also found that playing the game resulted in increased productivity.
-
-
-
-
Anti-Reflective Coating
(1:23)
Watch this video from the University of Florida showing a new anti-reflective coating that could help reduce eye strain from computer screen glare. UF engineers researched moths since their eyes don't reflect light.
-
-
-
-
Green Wax Prince Unveilved
(1:17)
Watch this video about "green" sculpting on HowStuffWorks. Sculptors at London's Madame Tussauds waxwork museum used organic ingredients, recycling techniques and carbon off-setting to make a new model of Prince Charles. The figure was handmade by... More »
-
-
-
-
Music Video About Prime Numbers
(2:24)
Watch this fun music video about prime numbers on HowStuffWorks. This humorous song describes prime numbers and their history. Learn about prime numbers in this NOVA segment from PBS.
-
-
-
-
Know the Fundamental Law
(16:02)
Watch this TED video featuring Nobel Prize winner Murray Gell-Mann as he explains the fundamental law, the so-called "theory of everything". Does this fundamental law really explain everything?
-
