Moth-to-Sloth Food Web

SCIENCE Besides the risks three-toed sloths incur on their tri-weekly potty trips, the trips are costly in terms of energy demands. Why, scientists wondered, do sloths expend so much energy just to poop? (National Geographic News Watch) Use our resources to better appreciate sloths and the people who love them. David Attenborough is one of those sloth-loving people. Discussion Ideas Read the Nat Geo News … Continue reading Moth-to-Sloth Food Web

Teen’s algae-biofuel experiment wins science fest

SCIENCE Teen’s Algae-Biofuel Experiment Wins Science Fest The winner of the $100,000 Intel Science Talent Search is Sarah Volz, a Colorado public high-school senior who developed a way to increase oil yields from algae, a potential alternative to fossil fuels. Discussion Ideas: Watch this 2:30-minute video on algal fuel, how it is cultivated, and why it is an important potential fuel source in the United … Continue reading Teen’s algae-biofuel experiment wins science fest