A simple retina scan could predict your risk of early death

A new study has proposed that a simple retina scan could indicate whether a person is at risk of early death. The research found the greater the gap between a person’s chronological age and retinal age the higher their risk of dying.

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Patient-specific spinal model may predict the effect of disc implants

As people get older, the intervertebral discs in their spine tend to deteriorate, some of which end up being surgically replaced with implants. A new patient-specific spinal model, however, could help determine how successful such surgery will be.

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Vision Vehicle fuel-cell electric RV is a 300-mile wheeled smart home

Thor Industries welcomes RVers to the future with an electrified camper concept. The Thor Vision Vehicle pushes past the limitations of all-electric motorhomes with a 300-mile fuel cell hybrid drive, coupled with the comforts of a modern smart home.

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Seasam drone autonomously follows divers and performs underwater tasks

Back in 2016, we told you about the iBubble, an underwater drone that autonomously follows and films scuba divers. Well, it now has a more capable industrial-use big brother, known as the Seasam.

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Astronauts found to destroy 54 percent more red blood cells in space

New research has found that during a six-month stay on the International Space Station, astronauts were destroying 3 million red blood cells every second. That's 54 percent more than the 2 million our bodies destroy and replace every second on Earth.

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Proof of concept verifies physics that could enable quantum batteries

For quantum batteries, the bigger the battery, the faster it charges. For the first time, team of scientists has now demonstrated the quantum mechanical principle of superabsorption that underpins quantum batteries in a proof-of-concept device.

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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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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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