When a home is poorly insulated, heating and cooling systems must work harder and longer to maintain a comfortable temperature. This increased workload directly translates into higher utility bills.

Abstract: In renewable energy power systems, high-frequency transformers must withstand complex electric fields, which can easily cause discharge or degradation of solid insulation, leading to ...

Day 13 of the 2025 Space Telescope Advent Calendar: A Sea of Galaxies. The James Webb Space Telescope pointed its Near-Infrared Camera toward the galaxy cluster MACS J1149.5+2223 and captured this ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...

Ken Johnson has tried noisy tactics to encourage the 550-pound houseguest in his crawl space to leave. He is not sure it’s working. By Christine Hauser In June, Ken J. Johnson discovered the underside ...

ALTADENA, Calif. -- A Southern California man got a big surprise last week when he found a 500-pound bear living underneath his home. Ken Johnson, a local product photographer, said it all started ...

Day 2 of the 2025 Space Telescope Advent Calendar: a stellar nursery. Reflection nebula GN 04.32.8 is part of the stellar nursery called the Taurus Molecular Cloud, roughly 480 light-years from Earth.

'I was shaking like a leaf for half an hour,' he said, recalling his first face-to-face encounter with the bear, who roared and growled at the homeowner Charlotte Phillipp is a Weekend Writer-Reporter ...

This housemate is utterly unbearable. A California homeowner has been desperately trying to evict an unwanted guest from his property — a 500-pound black bear that’s moved into the crawl space beneath ...