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Iran Halts Higher-grade Uranium Enrichment

Iran has halted its most disputed nuclear activity under a ground-breaking deal with six world powers, a confidential U.N. atomic agency report obtained by Reuters showed, paving the way for the easing of some Western sanctions against Tehran.

'Solar Suitcase' Saving Moms, Babies During Childbirth

In some African countries, a lack of reliable electricity is to blame for hundreds of deaths each year during childbirth. Dr. Laura Stachel witnessed this tragic truth during a trip to Nigeria five years ago and with the help of her husband, a solar energy educator, started delivering a solution: solar energy in a suitcase.

Teen Uses Fibonacci Sequence to Make Solar Energy Breakthrough

Aidan Dwyer is just 13 years old but is already a patented inventor of solar panel arrangements. He noticed a pattern one day in the tangled mess of branches above him and began to investigate whether there is a secret formula in tree design and whether the purpose of the spiral pattern is to collect sunlight better.

13-Year-old Recycles Cooking Grease into Heating Oil for Needy Families

After reading an article in the local newspaper, Cassandra Lin of Westerly, Rhode Island discovered that many residents could not afford to heat their homes. Inspired to do something, she formed a team of five seventh graders to recycle waste cooking oil and turn it into biofuel for distribution to needy families. Started in 2008, TGIF (Turn Grease Into Fuel) works with local biofuel companies to recycle the grease from residents and restaurants, and refine it into biodiesel. The award-winning project has been collecting more than 36,000 gallons of waste cooking oil a year, bringing an estimated value of $60,000 of alternative energy that keeps 92 needy families warm in the winter.