'A stab in the back.' How Elon Musk's decision to move X from San Francisco is stirring mixed emotions
When Elon Musk took over Twitter in 2022, it marked a new era for the struggling San Francisco company.
Sep 17, 2024
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Engineering
Self-heating concrete is one step closer to putting snow shovels and salt out of business
There's a patch of concrete on Drexel University's campus that could portend a frost-free future for sidewalks and highways in the Northeast.
Mar 18, 2024
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Electronics & Semiconductors
Solar cells: Layer of three crystals produces a thousand times more power
The photovoltaic effect of ferroelectric crystals can be increased by a factor of 1,000 if three different materials are arranged periodically in a lattice. This has been revealed in a study by researchers at Martin Luther ...
Jul 20, 2021
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Business
World may have crossed solar power 'tipping point,' study suggests
The world may have crossed a "tipping point" that will inevitably make solar power our main source of energy, new research suggests.
Oct 17, 2023
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Energy & Green Tech
Green roofs are worth the cost for urban residents
Plant-covered roofs have become a regular sight in Portland, Oregon. The city is a leader in incorporating green infrastructure for stormwater management, including free street trees, rebates for small residential housing ...
May 4, 2022
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Energy & Green Tech
Residential solar power saves less energy than expected
Imagine a household that consumes 1,000 kilowatt hours of energy per month. Then they install solar panels on their roof that generate 500 kilowatt hours of electricity per month on average. How much should their consumption ...
Nov 20, 2023
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Engineering
New process could make wood as strong as titanium alloys but lighter and cheaper
Engineers at the University of Maryland, College Park (UMD) have found a way to make wood more than 10 times times stronger and tougher than before, creating a natural substance that is stronger than many titanium alloys.
Feb 7, 2018
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Consumer & Gadgets
Here's why your Apple Watch tells you to breathe all the time
Matt Bedsole is a patent attorney in Pittsburgh who finds his Apple Watch's automatic wellness notifications "mildly annoying."
Aug 30, 2019
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Other
File compression format found to alter timbre of music causing loss of some emotional context
(TechXplore)—A small team of researchers with Hong Kong University of Science and Technology has found that compressing recorded music into the MP3 format results in the loss of emotional tones, leaving the result with less ...
Internet
Lasers enable internet backbone via satellite, may soon eliminate need for deep-sea cables
Optical data communications lasers can transmit several tens of terabits per second, despite a huge amount of disruptive air turbulence. ETH Zurich scientists and their European partners demonstrated this capacity with lasers ...
Jun 20, 2023
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