At the time President Kennedy first spoke about landing humans on the moon, the Soviet space program seemed far ahead.

VOA: special.2009.07.08

Today look back at the first flights of the Apollo program designed to land humans on the moon.

VOA: special.2009.07.08

Hargreaves says the first class of drugs could begin clinical tests in humans within the next six months.

VOA: standard.2010.05.04