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Injection Drug Use Helps Drive HIV/AIDS in Africa Injection drug use has long been a driving factor in the HIV/AIDS epidemic in Eastern Europe and Central Asia. But now, there are signs it's a growing problem in sub-Saharan Africa, as well. The Washi

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This is a world of dreams and reverie Where I felt the stars explode around me. A grasp light flashed with a gleam as it slashed open a moon beam And I stared back breathlessly as mountains of fruit tumbled out; I barely had the chance to shout. A st

VOA标准英语2013--The History of the Laser

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美国国家公共电台 NPR Desperate Cities Consider 'Safe Injection' Sites For Opioid Users

STEVE INSKEEP, HOST: Philadelphia is looking at a new tool to fight opioid addictions - supervised injection sites. That's where people can safely inject heroin or other opioids under medical supervision. It would be the first such site in the U.S.,

美国国家公共电台 NPR Watchful Eyes: At Peer-Run Injection Sites, Drug Users Help Each Other Stay Safe

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VOA常速英语2007年-Scientist in Texas Runs NASA's Lunar Laser Prog

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

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DAVID GREENE, HOST: The state of Arkansas has a death penalty problem. The state is rushing to execute death row inmates at an unprecedented pace this month before its supply of lethal drugs expires. The expiration date is important because it's gett