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The commission found that the immediate cause of the Challenger accident was a failure in the O-rings sealing the aft field joint on the right solid rocket booster, causing pressurized hot gases and eventually flame to "blow by" the O-ring and contact the adjacent external tank, causing structural failure. The failure of the O-rings was ...
In the years immediately after the Challenger disaster, several books were published describing the factors and causes of the accident and the subsequent investigation and changes. In 1987, Malcolm McConnell, a journalist and a witness of the disaster, published Challenger–A Major Malfunction: A True Story of Politics, Greed, and the Wrong ...
Despite Lucas' achievements (he received nearly every honor that NASA could bestow), few people outside the aerospace community heard of him prior to the Challenger tragedy. In the aftermath of the incident, it emerged that key personnel at Marshall, including Lucas, knew of a potentially catastrophic design flaw with the SRBs as early as 1977.
Senate Minority Leader Mitch McConnell was re-elected as Republican leader Wednesday, defeating Sen. Rick Scott after the GOP underperformed in the midterm elections.
He secured the victory 37-10 against his challenger from Florida, Sen. Rick Scott. McConnell has represented Kentucky in the U.S. Senate since 1984. Voters in that state have cast the majority of ...
Into the Mouth of the Cat: The Story of Lance Sijan, Hero of Vietnam is a book written by Malcolm McConnell and copyrighted in 1985 by Norton publishers.. The book is based on the story of Lance Sijan who was a United States Air Force captain in the Vietnam War.
McConnell delivers if you’re looking for assists or steals from the guard spot. Over his previous five contests, he’s averaging 12.2 points, 5.6 assists and 2.4 steals per game while shooting ...
The Space Shuttle Solid Rocket Booster (SRB) was the first solid-propellant rocket to be used for primary propulsion on a vehicle used for human spaceflight. [1] A pair of them provided 85% of the Space Shuttle's thrust at liftoff and for the first two minutes of ascent.