The Third Reich’s Giant Electric Submarine Fail

The Type XXI U-boat cost way more than it was worth

By War Is Boring

On May 4, 1945 one of the most advanced submarines in the world crept up to a British Royal Navy cruiser. U-2511 was one of Germany’s new Type XXI-class “wonder” submarines, and she was hunting for Allied ships.… read the full article

How much money Americans are saving for retirement—and how much you need if you want to retire by 65

By Kathleen Elkins@KATHLEEN_ELK (Make It)

Lesia Valentain | Twenty20

f you’re hoping to retire by 60, like most young people are, or even a little later in your mid-60s, you might need to up your savings.

“Most American workers aren’t saving at levels that will allow them to retire fully at age 65 at their current standard of living,” researchers at the Stanford Center on Longevity conclude in a 2018 report, “Seeing Our Way to Financial Security in the Age of Longevity.”

After considering factors such as the rate of return on investments, salary growth, life expectancy and Social Security benefits, the researchers project that, if you want to retire at age 65 and maintain your standard of living, you need to put 10 to 17 percent of your current income into a retirement account.… read the full article

HBO’s ‘The Inventor’ explores how Theranos happened, but not why

Alex Gibney can’t fill the gaps in Theranos’ fascinating story.

HBO

By Devindra Hardawar@devindra in Medicine (Engadget)

From the beginning of The Inventor, HBO’s upcoming documentary about the failed blood testing startup Theranos, director Alex Gibney ties the story of founder Elizabeth Holmes to another notable tinkerer: Thomas Edison.… read the full article

GM’s new Corvette is so powerful, it’s warping the frame in tests, report says

By Nathan Bomey (USA TODAY)

The redesigned 2020 Chevrolet Corvette’s new engine is reportedly so powerful that it’s compromising the vehicle’s structural integrity in testing, causing General Motors to delay the car’s reveal, according to an industry report.

Sports car fans have been anxiously awaiting the debut of the eighth generation of the Corvette, which got its last total overhaul with the 2014 Corvette Stingray.… read the full article