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Competition promotes innovations in research

Students showcase research for the Siemens Competition, a national research competition for high school students.

How Things Work: Solar sails

Solar sails can capture the energy from light to propel spacecraft without the need of other fuels.

Health Talk: Human papillomavirus

Human papillomavirus, when combined with a recessive genetic disorder, may cause uncontrollable growths on extremities, making them look like roots.

Sci/Tech briefs

A new study indicates that sleeping can be used to reinforce memories, but not create new ones.

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