Dinosaur Skin
Will scientists ever figure out what color dinosaurs' skins were? (Can guess based on whether they …
Good
Dissolving Glass
Glass fibers that dissolve in the body can be used to reinforce bone as it heals.
Dog Breeds
Are there any two dog breeds that could be considered different species? (Some breeds do have …
Particle Sorter
A device sorts cells by size, offering a quick way to diagnose disease.
Baby Roundup
Flavors tasted as infants influence food preferences later in life, and prenatal nicotine exposure …
Digital Thermometers
How do digital thermometers work? (Sensor's electrical resistance changes with temperature, or …
Making Glass
How is glass made? (Heat sand, soda ash, and lime until liquid, cool into non-crystalline solid.)
Rats and Aspirin
Newborn male rats given aspirin show no interest in females when they grow up.
Abrupt Climate Change
The movie, ÔThe Day After Tomorrow' is wildly exaggerated, but evidence does exist for abrupt …