In an effort to battle the increasing number of childhood obesity cases in the United States, FoodCorps is turning to schools. Rather than just teaching the basics of healthy eating, they're tapping into a generation of passionate young adults to make health food more real.
With U.S. demand for coal at decades-low levels, mining companies are turning elsewhere for places to sell their products. In most cases, that means the booming economies of Asia — and long trips on container ships.
What you eat ends up in your hair. Scientists in the US and Europe have used this basic idea to devise a sort of hair-based GPS tracking system. Law enforcement agencies are now using this technique to solve crimes. NOVA's Ari Daniel Shapiro reports.
Sweltering temperatures in June capped off a year of record-breaking temperatures across the United States. Whether the trend is an anomaly or the new normal is something scientists are still trying to figure out.
The Juneteenth holiday marks the day slavery came to an end in the United States: June 19, 1865. Though 41 states recognize Juneteenth as a state holiday, Texas Sen. Kay Bailey Hutchison has introduced legislation to make it a national day of observance.