How Far Are We From Time Travel?

Time travel has long-been invoked in works of science fiction. But how close is it to becoming a reality?

Time Travel Black Hole

An artist’s depiction of the center of a black hole. Image Source: NASA

Astrophysicist Stephen Hawking recently revealed his latest project, the Breakthrough Starshot, in which a group of tiny spacecrafts using laser technology will be sent toward Alpha Centauri (the closest star system to ours) at a speed of 100 million miles per hour.

Before Starshot, that trip would take around 20,000 years to complete, but Hawking claims that his revolutionarily fast vessels would be able to make the journey in just 20.

That sounds like a much more manageable time frame — but what if time was no obstacle at all? We’ve already made time travel a reality in movies and novels. But how far are we from that sci-fi future?

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Your World This Week, May 1 – 7

This week in tech: Unbelievable new hoverboard record, Elon Musk’s “gym” for robots, drinking wine is actually good for your gut, and how a weasel managed to shut down the Large Hadron Collider.

Astounding New World Record For Longest Hoverboard Flight Just Set

In the three weeks since French company Zapata Racing posted the above test video of its Flyboard Air jet-powered hoverboard, the clip has accumulated 3.7 million views, countless exclamations of awe, and just as many disbelievers calling bullshit.

Now, with Guinness officially recognizing Saturday’s Flyboard Air flight in the south of France as the longest hoverboard flight on record, even the most staunch disbelievers must eat their words.

On Saturday, over the waters off the coast of Sausset-les-Pins, Zapata Racing leader Franky Zapata flew his hoverboard 7,388 feet (that’s almost a mile and a half), smashing the previous record by over 905 feet.

See the admittedly shaky video of the event made available so far from Zapata, and read more at Guinness.

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