Add Yahoo as a preferred source to see more of our stories on Google. A composite view of Mars taken by the Viking I and II probes. NASA/USGS In September, NASA announced the discovery of a possible ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

With all the talk about nutrients, pH levels, and circulation pumps, hydroponics might seem a little complicated and out of reach. However, it's actually quite simple and approachable, and you don't ...

[SINGAPORE] Susan Chong, the founder of agritech startup Greenphyto, had never planned to become a vegetable farmer. After all, she already had a multimillion-dollar business designing environmentally ...