Rollable fire pit takes wood fire and grilling anywhere

The Firekorf is lighter and more collapsible than the average portable fire pit, relying on four folding legs and a mesh basket to pack small but fire up big. An available cooking grate and spit turn it into a go-anywhere wood-fire cooker.

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Conductive polymer takes a seamless approach to self-healing

When a regular material is torn or ruptured, it stays that way unless we tend to it with our hands or a machine to repair the damage. But a new self-healing conductive polymer needs no such help, and can regain full functionality after being severed.

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New artillery round uses ramjet for extra range

Raytheon Missiles & Defense is developing a ramjet-propelled shell that will double the range of US military artillery to over 62 miles. The tactical 155mm XM1155 is designed to combine increased range with precision targeting technology.

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Laser-powered rover is designed to explore the Moon’s eternal darkness

There are some places that a solar-powered rover just can’t reach, like the Moon’s polar regions that are permanently in shadow. Now, ESA has outlined a new system where a lander shines a laser at a rover to keep it powered from miles away.

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Babe Ruth baseball bat sells for $930,000 as sports memorabilia market heats up

Despite the financial turmoil associated with the COVID-19 pandemic, the sports memorabilia marketplace is hotter than ever, with two of the most expensive baseball bats in history selling in the last few weeks for near-record prices.

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AI gauges head injuries by classifying lesions on the brain

Scientists in the UK have developed a new AI algorithm that could help narrow the margin for error in diagnosing brain injuries, with the ability to detect and categorize different types of lesions to gauge the extent of the damage.

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Tentsile stand keeps tree tents up in the air without trees

We've seen hammock stands before, but it's a different ballgame when the hammock is actually a large triangular tent for three people. Tentsile's new stand weighs nearly 100 lb and stretches out more than 15 feet to hold its tree tents above ground.

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