Tesla’s long-awaited Semi hits the highway with a 500-mile range

Tesla’s long-awaited Semi truck is now being rolled out to its first customers, with the first production models landing in the hands of food and beverage giant PepsiCo, the automaker revealed at a launch event on Friday.

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CBD oil proves no better than placebo for cancer pain and distress

Results from a trial testing the effects of CBD oil on symptoms of pain and distress in cancer patients suggest the popular product may be no more effective than a placebo, adding to an inconclusive body of research on the effects of cannabis for pain.

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Electronic nose sniffs urine for traces of prostate cancer

New research has reported successful early tests for an electronic nose system designed to sniff out prostate cancer biomarkers in urine. The technology follows earlier research that found trained sniffer dogs can accurately detect prostate cancer.

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B-21 Raider strategic stealth bomber makes its public debut

In a presentation long on stagecraft and short on hard facts, Northrop Grumman has revealed the US Air Force's long-anticipated B-21 Raider stealth nuclear strategic bomber, which will replace all other heavy bombers in the American inventory.

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Mercedes EQT tiny camper concept teases brilliant e-RVing future

Mercedes is working to extend electrification to its Marco Polo camper van line. The Concept EQT Marco Polo previews an electric mini-camper that sleeps four, prepares meals on a double-stove galley, and switches back to an everyday MPV in minutes.

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“Ultra-shock-absorbing” foam packs a plethora of carbon nanotubes

Carbon nanotubes have found use in everything from smart bandages to more efficient solar cells. Now, scientists at the University of Wisconsin-Madison have used them in a helmet lining foam that offers better impact protection than regular foams.

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Swallowable sensor transmits live reports on intestinal glucose levels

Intestinal glucose levels are a major indicator of gastrointestinal health, and the current method of measuring them involves putting a catheter down the patient's throat. Soon, however, a swallowable "smart pill" could do the job less intrusively.

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