Is every card shuffle unique?

While it’s possible that two packs of cards may have been shuffled into the same order, the odds of that having happened are actually tiny and yes, it’s hugely likely that each properly shuffled deck is indeed a unique variation of those 52 cards. While it seems improbable, given how many packs of cards there…

Are lifespans really getting shorter?

It has been claimed (by Michelle Obama and Jamie Oliver, among others) that the current generation of children will have a shorter lifespan than that of their parents due to the increase in childhood obesity. So is there any truth in that? No. Over the last four decades life expectancy globally has risen by 11…

Why was the SR-71 retired?

On July 28, 1976, flying out of Beale Air Force Base in California, a two-man crew comprising Capt. Eldon W. Joersz and Maj. George T. Morgan took off in a Lockheed SR-71 “Blackbird”. On this flight, they reached speeds of 2,194 mph (3,529.56 km/h) which to this day is still an airspeed record. But around…

Are 11,416 sharks being killed every hour?

It seems staggering, but based on the most recent figures from Marine Policy, who say 100million sharks are being killed every year, it would appear that this daily rate of slaughter is indeed the case. The recent Marine Policy report stated that the exact number of sharks killed could actually be anywhere between 63 million…

Are intelligent solar roads a near-future reality?

In short, this is a technology that could potentially replace all roads, parking lots, sidewalks, bike paths, recreational areas and anywhere that currently uses standard tarmac. It could even create a system of sustainable energy for entire countries. In reality, it’s more likely to be used — at least for now — by private individuals…