Science

It's always best if farmers can detect drought stress before crop plants become wilted, weakened and lower-yielding. An experimental new portable device could help in that regard, as it uses ultrasound to spot such stress in its earliest stages.

TL;DR: Use your phone while you travel internationally when you get a $35 aloSIM Traveler's Data Plan.

Data from NASA's Curiosity rover collected on Mars is shedding new light on how the Red Planet became uninhabitable in the distant past due to a changing climate that caused the surface water to evaporate or be locked away as ice.

While battery-electric ferry boats may be more eco-friendly and require less maintenance than their diesel-burning counterparts, they're still not perfect. That's why scientists are now looking into powering small ferries using nothing but compressed air.

ESA's Hera spacecraft designed to assess NASA's experiment to deflect an asteroid has launched from Cape Canaveral Space Force Station, Florida. At 14:52 GMT, the robotic probe lifted off atop a Falcon 9 rocket to begin its three-year mission.

TL;DR: Upgrade your computer where it counts with Windows 11 Pro for $19.97 until October 27.

One picture taken every day of the year starting September 2023 through to September 2024 provides a pretty fascinating perspective of the twilight zone transit due to the Earth's 23.5-degree axial tilt as it orbits around the Sun.

TL;DR: Bring these night vision binoculars on your next hunting or camping trip for $89.97 (reg. $159).

The most abundant metal known to man is iron. It's everywhere. Not just on Earth, but in space as well. Astro engineers have just figured out how to use iron – or nearly any metal for that matter – as plasma rocket fuel.

Tubular structures that fold flat for storage may not take up much room in that form, but they also tend not to be very strong when deployed. That isn't a problem with an experimental new type of tube, that's inspired by both origami and bamboo.