In the coming decades, we’ll need to produce a lot more food or expect to see shortages on a global scale.
By Vikram Mansharamani
The Association for Unmanned Vehicle Systems International, a trade group, says agriculture could account for 80 percent of all commercial drone use, once government regulations allow it.
By Mary Clare Jalonick, Associated Press
One night in the summer of 2009, Jeremy Spittle emerged from a hot tub covered in hives that itched “four times more than poison ivy.” For months, his skin broke out like this every few days. The only thing that…
By Ruth Tam
The September issue of National Geographic examines the Paleo Diet as a way to feed the planet's future generations — and offers a more complete look at what our ancestors really ate. Science writer Ann Gibbons joins Hari Sreenivasan to…
By PBS NewsHour
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