Bugs for dinner!

What about farming insects? 2 billion people eat insects, and more should be, according to the UN. As the planet searches for protein More »

Stem cell therapy: When will it help the heart?

Heart muscle is never replaced if it dies in a heart attack. Muscle cells grown from stem cells can briefly help broken hearts. Could More »

Tobacco and cancer. CFCs and ozone. Vaccines and autism. And evolution through natural selection, acid rain and global warming. Why do More »

Sometimes, scientists feel the need to leave the lab and warn the public about onrushing hazards. Rowland warned about ozone, but More »

A “permanent” calendar could finally answer the annual, “Uh, what day is New Year’s eve this year?” question. This calendar would place More »

If (gasp!) the subject is too big for a Whyfile, hit the books. More »

Earth’s orbit subtly changes over thousands of years, in complex cycles that affect the timing and delivery of sunlight to various More »

People have been controlling fermentation for at least 9,000 years. What did the ancients brew? How did fermenting change society? More »

Fraud happens. In a 2009 survey, 2 percent of scientists admitted faking data; 14 percent said colleagues have done it. Problems worst More »

Don’t know much about Science Education: A survey shows 3 out of 4 US adults do not feel they have a good understanding of science. More »

Jack Kevorkian forced us to confront the fears and hopes of terminal illness. What’s happened with “right to die” laws in Oregon? More »

Obama: “…promoting science isn’t just about providing resources—it’s about protecting free and open inquiry. More »

This Why File surveys the latest in forensic anthropology and a visit with a Forensic Anthropology Center in Tennessee. More »

What did the losing World Trade designs look like? What is the significance of a city skyline? More »

Will terrorists use biological weapons? How have bio-weapons been used in the past? More »