Mood Rings
How do mood rings work? (they're made of liquid crystals that change color by temperature)
Cancer-Fighting Cells
Immunotherapy using lymphocytes to destroy melanoma
Sticky Mittens
Velcro mittens and toys help babies grab objects and develop their brains faster
Rattling Energy
A device that transforms the vibrations of motion into electricity.
Veggie Roundup
Compound in poisonous plant for treating brain tumors, saltwort seeds, and dinosaur with bunny teeth …
Maggot Medicine
Is there a use for maggots in modern medicine? (Yes, to clean out wounds and aid healing.)
Bad Eyesight
Why didn't humans adapt to have good eyesight? (Eye adjusts to keep things in focus, but sometimes …
Male Aggression
The area of the brain that regulates emotions is much larger in men than in women.
Microbe Roundup
Identifying the proteins of a radiation-resistant bacterium, microbes in the clouds of Venus, and …
Spitballs
What does spit do for a baseball pitcher's spitball? (makes the ball slippery so it doesn't spin)