Cold War Russian hypersonic test missile sold at auction

In a live online sale on November 6, Auction Team Breker offered one of the four remaining CIAM-NASA Hypersonic Flying Laboratory (HFL) "Kholod" hypersonic test bed missiles, which sold to an undisclosed European company for €27,700 (US$32,100).

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Full-carbon, 30-lb Urtopia ebike packs in radar, voice control and GPS

While some ebikes try to keep things simple, others revel in their electronic nature, packing in as many high-tech features as possible. The single-speed Urtopia is definitely one of the latter, and has just hit the Indiegogo crowdfunding platform.

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Gremlin drone recovered in mid-air for the first time

Although drones certainly can replace crewed aircraft, DARPA's Gremlins program instead aims to equip military planes with drones that can be deployed and then retrieved for reuse. Now, for the first time ever, one of the drones has been recovered in mid-air.

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Sweat-analyzing sensor copies the cactus to gather more liquid

When it comes to detecting biomarker chemicals in a person's body, sweat-analyzing sensors offer a less painful alternative to blood sampling. A new wearable sensor takes a unique approach to collecting that sweat, by mimicking cactus needles.

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Triple-threat tent camps comfily on ground, rooftop or pickup bed

Usually tents pitch on either the ground or a vehicle roof, but the new C6 Rev tent does both and also jumps into a truck to triple as a pickup tent. So wherever you make camp, the Rev ensures you get the sleep you need for the next day's adventures.

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Sensor-packed tag gathers more data than ever on giant grouper fish

Despite being related to the humble freshwater perch, the Atlantic goliath grouper grows to be huge – up to 8 feet long (2.4 m) and 800 lb (363 kg). Scientists have recently learned more about its behaviour, using a new multifunctional high-tech tag.

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Coal could find new use in eco-friendly desalination tech

The burning of coal may be falling out of favor as a means of generating heat and electricity, but that doesn't mean the material no longer has any valuable uses. According to a new study, it could be utilized in the desalination of seawater.

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McIntosh revives the spirit of Woodstock with MC3500 Mk II amp

McIntosh Labs has reworked the iconic monoblock amplifier that powered the sound system at the 1969 Woodstock music and art fair. Rocking the spirit of the original, the MC3500 Mk II boasts a similar look but benefits from a host of modern upgrades.

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Tracked bottom-crawling robot gathers valuable deep-sea data

Although the deep ocean floor may seem isolated from life on the rest of the planet, it actually plays a vital role in the carbon cycle. Scientists are now gaining a better understanding of that role, thanks to a tracked robotic underwater rover.

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DJI redesigns camera drone from tip to tail for Hasselblad-packin’ Mavic 3

Three years after collaborating with Hasselblad for the Mavic 2 Pro's camera module, DJI has pushed the envelope further for the launch of the Mavic 3 by mounting a dual camera setup to the stabilized gimbal for 5.1K video or 28x zoom photos.

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