The seemingly intractable problem of how to increase the energy density of batteries means that researchers have begun in earnest to think about abandoning them altogether. In other words: How can we harvest energy from sources outside of our devices, whether it’s powering our smart phones with ambient light, or running large-scale deployments of wireless sensor networks on vibrations and the movement of our bodies.
The average human expends between 100 and 200 watts of power when exercising vigorously, but your iPhone can only accept up to 2.5 watts when charging. Somewhere, somehow, there’s got to be an inexpensive and reliable way to connect these two realities.
A Roomba recorded a woman on the toilet. How did screenshots end up on Facebook?
Robot vacuum companies say your images are safe, but a sprawling global supply chain for data from our devices creates risk.
A startup says it’s begun releasing particles into the atmosphere, in an effort to tweak the climate
Make Sunsets is already attempting to earn revenue for geoengineering, a move likely to provoke widespread criticism.
10 Breakthrough Technologies 2023
These exclusive satellite images show that Saudi Arabia’s sci-fi megacity is well underway
Weirdly, any recent work on The Line doesn’t show up on Google Maps. But we got the images anyway.
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