An irrigation machine is made from lawn mowers
Creation of 'fingerprints' fights against counterfeit money
Graphene Box Offers Remarkable Hydrogen Storage
A farmer invented rice sowing machine
A smart toothbrush
Khanh Hoa: making lamp to detect egg quality
Battery life-span is higher 4 times than normality
To produce water retention bags for soldiers and inhabitants in the islands
Russia invented the edible bio wrappers