<a href="https://doi.org/10.1073/pnas.1809349115">https://doi.org/10.1073/pnas.1809349115

Robot the size of a golf buggy has sent data to Earth for 15 years but fell silent eight months ago and Nasa says mission is complete

We are building a 1-to-1 map of almost unimaginable scope. When it's complete, our physical reality will merge with the digital universe.

A security firm founded by Erik Prince signs a preliminary deal to build a training centre in Xinjiang.

(UPDATED) The arrest is in connection with a story published by Rappler in May 2012 – or 4 months before the law that Maria Ressa and researcher Reynaldo Santos Jr allegedly violated was enacted

Yep.

Followers of the Church of Elon will no doubt already be aware of SpaceX’s latest technical triumph: the test firing of the first full-scale Raptor engine. Of course, it was hardly a secret. …

This country's managed forest land hasn't been a net carbon sink since 2001. That's because trees don't just absorb carbon when they grow, they emit it when they die and decompose, or burn.

Brazilian satellite hackers use high-performance antennas and homebrew gear to turn U.S. Navy satellites into their personal CB radios. Photo: Divulgação/Polícia Federal CAMPINAS, Brazil — On the night of March 8, cruising 22,000 miles above the Earth, U.S.…

What is slack doing? The process was in the background when this happened. I wasn't even interacting with it - I was in a meeting. I only noticed because my laptop fans were whurring when I got back. Restarting slack seemed to fix it for now. But that's not…

A new installer lets you put Windows 10 on Arm, including the the Raspberry Pi 3.

Publisher Activision Blizzard has begun its long-rumored layoff process, informing employees this afternoon that it will be cutting staff. On an earnings call this afternoon, the company said that it would be eliminating 8% of its staff. In 2018, Activision…

Amazon, the ubiquitous purveyor of two-day delivery of just about everything, nearly doubled its profits to $11.2 billion in 2018 from $5.6 billion the previous year and, once again, didn’t pay a single cent of federal income taxes.

Answer (1 of 62): So, in the middle of expert’s answer, I am going to attempt answering this question.

Actually,

The bots are way quicker than humans. These CAPTCHAs are mainly used to prevent DDOS attacks and spams. Say if a bot tries to create thousands…