If you’ve seen a big air-variable capacitor, you may have noticed that some of the plates may have slots cut into them. Why? [Mr Carlson] has the answer in the video below. The short answer: you can ...

Scientists are uncovering new clues that a cosmic explosion may have rocked Earth at the end of the last ice age. At major Clovis-era sites, researchers found shocked quartz—evidence of intense heat ...

A small Finland-based startup claims to have made a big, solid-state battery breakthrough. Now, the industry is asking for ...

Many stars die spectacularly when they explode as supernovae. During these violent explosions, they leave behind thick, chaotic clouds of debris shaped like cauliflowers. But supernova remnant Pa 30 ...

Settled in a seaside hotel during a late fall vacation, I had a quick breakfast overlooking the Pacific Ocean and brought back a few things for a family member, including hard-boiled eggs. The ...

New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams colliding almost immediately, while another shockingly delayed its eruption ...

Industry expert Michael Sura does the detective work and comes up with a hypothesis on how an Indian PhD’s “Solid-State ...

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Forbes contributors publish independent expert analyses and insights. I write about how bitcoin, crypto and blockchain can change the world. The bitcoin price is hovering at around $90,000 per bitcoin ...