Your recipe calls for flour or cornstarch as the thickening agent. Does it make a difference which you choose? How do thickeners thicken, anyway?
How much damage can one little peanut do? An awful lot for those who are allergic.
How did animals respond to the ice age? Ancient bison preserved in the Canadian arctic have given scientists a clue.
When you open a container of yogurt, you'll often see liquid collected on top. What is it, and where does it come from?
Progeria was first described in the nineteenth century. The mysterious disease is often thought of as premature aging.
Scientists believe they have a high-tech use for one of nature's natural anti-bacterial agents, ultraviolet light. They can use it to replace pasteurization.
In addition to providing a spectacular light show, and scaring us to death, lightning also helps fertilize the soil.
Oddly enough, a solution of 70% alcohol, that is, rubbing alcohol, is a more effective antiseptic than 100% alcohol. Another case of where more is not better.
What if a nice, protein-rich insect doesn't get trapped in the web every day? What's a hungry orb-weaver to do?