Researchers are testing drones to see if they can help farmers fight weeds and pests. The drones can automatically map large agricultural fields, identify plants, and enable herbicides to be sprayed with precision, sparing the crops.
Glyphosate is a herbicide that's used to kill undesired plants. Pulling up plants, or "weeding," does the same thing without chemicals, but it’s very labor-intensive. What if tireless robots could weed fields cheaply?
As members of the lowest caste, Dalit women are among Nepal's poorest people. They're badly affected by climate change too. A farming project is helping them prepare for global warming. It's had a surprising side-effect.
Some of Africa's largest and oldest baobab trees appear to be dying off at an alarming rate, according to a new study. Aged between 1,100 and 2,500 years, researchers suspect climate change as a cause.
The world's longest-running air show has opened to aerospace industry officials and an estimated 150,000 visitors, who want to see the latest in aviation technology, including 3D-printing and electric planes.
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