That bomb we still can't find. In 1958, the U.S. Air Force accidentally dropped a hydrogen bomb off the coast of Georgia—and never found it. Whoops! The Mark 15 weapon was jettisoned after a midair collision and likely sank into the shallow waters near Tybee Island, where it's still there, buried somewhere under layers of silt. Decades later, we're wondering about whether it's a complete nuclear weapon. Officially, it's harmless if left alone. Unofficially, it's one of the weirdest things ever lost.
After a mid-air collision off Tybee Island in 1958, the military spent decades dredging the coast for a 7,600-pound nuke. It remains buried in the mud.
As lethal chlorine clouds rolled across European trenches in 1915, frontline infantrymen battled advanced asphyxiation tactics by relying purely on crude, powder-laced felt masks.
Sure, discounts are ripe opportunities to grab some tool or appliance you've already had your eye on for cheap(er). But they're just as good for planning ahead. Events like Amazon's sale this week present the chance to prepare, like I failed to before that snowstorm that hit the Northeast this past January. (I ran from Lowe's to Home Depot to Harbor Freight looking for a generator on the odds the power went out.) As Reviews Editor Danny Perez writes in his roundup of the best deals during the Amazon Big Spring Sale, several of our testers' favorite buy-it-before-you-need-it jump starters and, yes, generators are discounted.
Oil tankers sunk during the global conflicts of the 20th century still hold the potential to devastate underwater ecosystems due to oil trapped within their steadily corroding holds.
