Bellwether releases profoundly uninspiring eVTOL test-flight footage

Bellwether has begun flight-testing its impossibly sexy Volar eVTOL flying supercar design at half scale, but the video appears to confirm our fears: all style with little substance, it appears to be a wobbly quadcopter drone with a flashy bodykit.

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Kevlar fibers fortify lithium-sulfur battery with 5x capacity of Li-ion

With the capacity to store up to five times the energy of lithium-ion solutions, researchers have a keen interest in lithium-sulfur batteries, and a team at the University of Michigan has taken a step toward realizing their real-world potential.

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More Power For LEWA Ecosmart: New Pump Sizes Available

Affordable even at higher flow rates: New pump sizes of the Ecosmart diaphragm metering pump from LEWA combine low purchase cost with high performance ...

The post More Power For LEWA Ecosmart: New Pump Sizes Available appeared first on Fluid Handling Pro.

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New melanoma test predicts risk of skin cancer spreading

A new test has been developed to assess the likelihood of an early-stage melanoma either spreading or recurring. The test measures levels of several proteins in a biopsy, helping doctors assess which patients require more frequent follow-ups.

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Four-page autograph Nikola Tesla letter fetches $340,000 at auction

Nikola Tesla was one of the world's most important innovators and evidence of the gravitas of the Tesla name was on full display at an auction at Remarkable Rarities (RRAuctions) this week when a four-page autograph letter by Tesla fetched US$341,295.

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