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Hong Kong Harbour Swim Resumes After 33 Years

Hundreds of swimmers took part Sunday in Hong Kong's iconic harbour race, which had been suspended for 33 years until water pollution could be cleaned up. Hong Kong has been engaged in a major effort to restore the beautiful port.

10-year-old Stumbles Upon New Molecule, Gets Published

A 10-year-old girl was experimenting with a molecule-building set in her Montessori school when she created an unusual-looking specimen. Clara Lazen randomly arranged a unique combination of oxygen, nitrogen and carbon atoms, with the result being a molecule her teacher had never seen before. Intrigued, he photographed it and sent it to a chemistry professor at Humboldt State University in California, who discovered that not only was Lazen's molecule unique, it had the potential to store energy.

Teen Inventor Conquers Invasive Kudzu Vine

Jacob Schindler spends his days battling -- and defeating -- kudzu, an invasive plant native to Asia that has overrun millions of acres of land throughout the Southern United States. His school science project led to the discovery that injecting helium at the root of the menacing vine effectively kills it.