Uber Eats deliveries to Mars are going to be expensive, so the first colonists of the Red Planet will need to figure out how to grow their own food locally. A new study has shown that dosing plants with symbiotic bacteria can drastically improve their growth in barren Mars-like soil. Extremely dry and dusty, the rocky dirt that gives the […]
“Space Crops”
Metavehicles Propelled By Light
Although solar-powered devices are now fairly common, Swedish scientists have created something a little different. They’ve built tiny “metavehicles” that are mechanically propelled and guided via waves of light. Led by Prof. Mikael Käll and former PhD student Daniel Andrén, a team at the Chalmers University of Technology constructed the vehicles by coating microscopic particles with what are known […]
Artificial Sweeteners Increase Food Cravings
Artificial sweeteners are widely promoted as safe, zero-calorie alternatives to sugar, ideal for those trying to lose weight. But a new study is indicating artificial sweeteners may increase appetite and food cravings, particularly in females and the obese. “There is controversy surrounding the use of artificial sweeteners because a lot of people are using them for weight loss,” says corresponding […]