[MacGyver] would be proud of [Hyperspace Pirate]’s rough and ready method of producing acetylene gas from seashells and driftwood. Acetylene, made by decomposing calcium carbide with water, is a ...

Over 122 children were hospitalised in Madhya Pradesh after Diwali due to “carbide guns” — homemade explosive devices made ...

Calcium carbide guns are again in the news as more than a hundred people, most of them children aged between 8 and 14, were ...

Robots that can navigate different types of terrain could help scientists collect information in hard-to-reach places. That navigation can be tricky, however. For example, launching a robot from the ...