This Camera App Is Designed to Fight Fake News

This Camera App Is Designed to Fight Fake News

The Truepic technology will support a system being developed by Adobe and others that tags images and video with cryptographically encoded information on where and how they were captured.

Walmart 'Big Save' 2020: The 19 Best Deals (Updated)

Walmart 'Big Save' 2020: The 19 Best Deals (Updated)

Amazon's Prime Day shopping event is over, but retail rival Walmart's competing "The Big Save" sale runs through Thursday.Updated October 15: We've updated this post for the final day of Walmart's sale, added a stand mixer, and crossed out some sold out deals.

How to Build a Spacecraft to Save the World

How to Build a Spacecraft to Save the World

There are more than a thousand asteroids with diameters larger than Didymos and Dimorphos combined, and if any of those were to strike Earth, it could lead to mass extinction and the collapse of civilization.“Everyone knows it’s possible to hit an asteroid,” says Justin Atchison, a DART mission designer at the Johns Hopkins Applied Physics Laboratory.

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