Credit Courtesy of Minnelusa Historical Association, Journey Museum
The 1972 flood in Rapid City, S.D., killed 238 people and destroyed more than 1,300 homes. The city responded by establishing a no-build zone in the flood plain. Other cities across the country adopted similar policies after the disaster.
This man's jeep was destroyed by the flood. In the bottom photo, he tees off 20 years later on a golf course that was built where his neighborhood used to stand. The city prohibited building in the flood plain after 1972. A gallery of before and after images is here.
Survivors say the wall of water was like a tsunami that destroyed nearly everything in its path as it roared through a Black Hills canyon and into town. The flash flood that hit Rapid City, S.D., on June 9, 1972, was one of the worst floods in U.S. history. It killed 238 people and damaged or washed away more than 1,300 homes.
On Saturday, the city will read the names of those who died and reflect on how the flood changed the way the city and others towns across the country built themselves.
Consider this name: Kishi Bashi. It has a pleasant, repetitive character with a nice — if unusual — little loop. It's an apt stage name for a musician who's creating something haunting, beautiful and maybe a little off-kilter through the technology of looping.
A Mexican federal policeman guards the area where dozens of bodies, some of them mutilated, were found on a highway outside the northern Mexican city of Monterrey on May 13. The murders were one of the latest episodes in Mexico's brutal and unrelenting drug war.
Mexicans wearing masks of skulls protest against violence in the country, in Mexico City, Nov. 27, 2011. More than 50,000 people have been killed in rising drug-related violence in Mexico since December 2006.
Mexicans select a new president on July 1, and they want a leader who can reduce the rampant violence in their country. Warring drug cartels have killed more than 50,000 people in the past 5 1/2 years, while thousands have disappeared and some cities have been turned into lawless zones.
Alan Alda challenged scientists to explain what a flame is to an 11-year-old. Three months and more than 800 entries later he is back with the winner of the contest. Ira Flatow and guests discuss the winning entry and why the contest was an effective exercise in science communication.
Reporting in the journal Nature Communications,researchers write that they were able to track down the cells causing clogged arteries. Dr. Jill Helms, co-author on the study, discusses why stem cells are to blame and how the study could lead to more effective treatments.
Russian antivirus firm Kaspersky Lab has discovered a piece of malware infecting computers mostly in the Middle East. Flame eavesdrops on conversations, takes screenshots and steals data from infected computers without being detected. Wired's Kim Zetter discusses how the malicious code works.
SpaceX's Dragon capsule has travelled safely to the International Space Station and back. The next step, says Space.com writer Clara Moskowitz, is to outfit the capsule for crew, which SpaceX hopes to complete by 2015. Until then US astronauts will hitch rides on Russia's Soyuz, at about $60 million a pop.
You're listening to SCIENCE FRIDAY. I'm Ira Flatow. Our next story is about one person's garbage being another person's treasure. You know how that works. Well, this one is a very interesting story. Last year, the National Reconnaissance Office, they operate America's spy satellites, well, the National Reconnaissance Office called up NASA with an offer: Would NASA like a couple of old spy telescopes? We don't need them. Could you do anything useful with them? We'll give them to you.