Consumer & Gadgets

Walmart plans $3.99 drone deliveries in six states by year-end

Walmart Inc. and partner DroneUp LLC plan to expand their drone-delivery hubs to 34 locations in six states by year-end, taking a big step toward scaling up aerial dropoffs for U.S. shoppers even though big regulatory hurdles ...

Internet

Why an edit button for Twitter is not as simple as it seems

Most people who use Twitter have had the experience: you fire off a quick tweet, realize it contains a typo, then get annoyed you can't click "edit" to fix it. Twitter users have been clamoring for an edit button for years.

Electronics & Semiconductors

Scientists decide how to prove out perovskite panels for space power

Perovskites, which have shown enormous potential as a new semiconductor for solar cells, are gaining attention as well as a potential next-generation technology to also power spacefaring missions. As scientists around the ...

Energy & Green Tech

New method to convert plastic trash into clean hydrogen fuel

Scientists from Nanyang Technological University, Singapore (NTU Singapore) have developed a new method for plastic waste to be converted into hydrogen based on pyrolysis, a high temperature chemical process.

Computer Sciences

How keywords can hack the hiring process

An assistant professor of computer science and engineering at The University of Texas at Arlington has found that job applicants can improve their position, on average, by at least 16 spots on a pool of 100 applicants by ...

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