A unique mechanical design aspires to remove heat from this LED light bulb’s insides, but you still need to keep external ventilation in mind.

Abstract: AlGaN-based deep ultra-violet (DUV) LEDs, which emit in the 200–280 nm range, hold great promise for applications in water and air purification, sterilization, and medical diagnostics while ...

A complete home heating and cooling system built by hand this MR Cool installation shows how one builder adds comfort and efficiency with simple tools turning a regular house into a climate controlled ...

Sorry to interrupt you. I check the env UV_PYTHON_INSTALL_MIRROR. It exists in 0.8.x, but it's removed in 0.9.x $ uvx --from uv==0.8.0 uv python install --help | grep mirror -A2 | head -2 --mirror ...

The Trump administration is preparing sweeping changes at the Internal Revenue Service that would allow the agency to pursue criminal inquiries of left-leaning groups more easily, according to people ...

A safety fence has been installed at a model railway after a child jumped onto a moving train earlier this year. The Goffs Park Light Railway in Crawley, West Sussex, said the "extremely dangerous" ...

DENVER (KDVR) — Red light cameras are set to be installed by the end of the year at a pair of intersections in Thornton. The Thornton Police Department said Thursday that the cameras will face all ...

Abstract: The overall efficiency of DC distribution systems may be impacted by the operation of the bidirectional inverter connected to the grid; one of its most critical components. When compared to ...

AC Milan will play a Serie A match in Perth in February while the San Siro stadium is used for the Winter Olympics. The Union of European Football Associations (UEFA) has also agreed to allow ...

Fetches the latest papers from arXiv using a configurable query. Filters & categorizes papers via an LLM using your declared research interests. Generates a Markdown summary (and optionally a PDF via ...