TOPICS > Science
Sally Ride’s Departure from NASA
June 4, 1987 at 12:00 AM EDT
5435332754Sally Ride in 1983: Chose Flowers Over Handshakes, Left at OIn 1987, Sally Ride retired from NASA to take a job a Stanford, leaving America's space program "without a real hero" and "struggling to stay in orbit." That's the subject of this historic NewsHour report, narrated by Roger Mudd that aired on June 4 of that year. She was leaving, the report continued, because she was unable to convey her views to her agency's leadership. 2012-07-24 13:36:00disabled22600606133Kyo6b0yvzE196677Cracking the stealth political influence of botsAmong the millions of real people tweeting about the presidential race, there are also a lot accounts operated by fake people, or “bots.” Politicians and regular users alike use these accounts to increase their follower bases and push messages. Science correspondent Miles O’Brien reports on how computer scientists can analyze Twitter handles to determine whether or not they are bots.2016-10-26 18:00:00http://newshour-tc.pbs.org/newshour/wp-content/uploads/2016/10/bot3-320x196.jpg2365876728HMD4vXptxkI195991Using sensors to spoon-feed crops with extreme precisionTo profitably produce corn in on Midwestern farms, nitrogen must be added to the soil. But the practice has an unwanted environmental impact: water contamination. A University of Nebraska professor thinks he may have a solution. Special correspondent Ariana Brochas of Harvest Public Media in Nebraska reports.2016-10-19 18:00:00http://newshour-tc.pbs.org/newshour/wp-content/uploads/2016/10/farm3-320x196.jpg2365870388ngGFdzKc1U8195384How moss revealed an undetected threat in PortlandPortland, Oregon, prides itself on being very focused on the environment. So many people were shocked to discover that certain neighborhoods contain high levels of toxic metals. Scientists made the discovery when ordinary moss samples taken from all over town revealed the unexpected contamination. Special correspondent Cat Wise reports on how it led to some significant changes in the city.2016-10-12 18:00:00http://newshour-tc.pbs.org/newshour/wp-content/uploads/2016/10/metal3-e1476316380758-320x196.jpg2365863931jHy2qcxDLDM
In 1987, Sally Ride retired from NASA to take a job a Stanford, leaving America's space program "without a real hero" and "struggling to stay in orbit." She was leaving, the report continued, because she was unable to convey her views to her agency's leadership.
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