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“explain”

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Reading hidden topology in light, even when energy leaks away
科学与环境

Reading hidden topology in light, even when energy leaks away

When I explain topology to students, I start with a knot in a rope. You can stretch it, twist it or shake it, but the knot stays until you cut the rope. Physicists have found that some materials and devices carry similar "knots" in how waves move through them. These are topologic

Phys.org - latest science and technology news stories ·

Someone got Doom in an SQL database
科技与人工智能

Someone got Doom in an SQL database

"Rendering Doom in a database is obviously a bad idea," Lukas Vogel writes in a lengthy blog post explaining how exactly he managed to render Doom using an SQL database. OK, that's not entirely accurate. The SQLDoom project uses a small Python client to handle input and output, d

Ars Technica - All content ·

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科学与环境

Scientists may have found a “unifying theory” of chronic fatigue

Scientists found that five seemingly unrelated conditions, including long Covid, ME/CFS, and PTSD, may disrupt many of the same biological networks involved in immunity, metabolism, and cellular energy. The findings could help explain their shared symptoms and may open the door t

All Top News -- ScienceDaily ·

Is it time to ditch premium bonds?
商业与经济

Is it time to ditch premium bonds?

Martin Lewis says though they are the UK's most popular form of savings, not everybody benefits from them. Martin explains who premium bonds are best for, and who they aren’t so good for.

feeds.bbci.co.uk ·

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科学与环境

Bats may have first evolved in Europe 65 million years ago

A huge genomic and fossil study suggests bats first evolved in Europe around 65 to 60 million years ago before spreading across the globe. The findings also indicate that flight and echolocation emerged near the beginning of bat evolution, potentially helping explain how bats bec

All Top News -- ScienceDaily ·

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科学与环境

Blood tests reveal why astronauts get constipated in space

Spaceflight may dramatically change the gut within weeks, causing bacteria to break down more protein as food moves more slowly through the intestines. The shift could help explain astronaut constipation and may have wider effects on health, making it an important concern for fut

All Top News -- ScienceDaily ·