Necessity may be the mother of invention, but cold weather and regional architecture inspired a special invention of their own in Iowa —grain silo ice climbing. Read the whole story…
Necessity may be the mother of invention, but cold weather and regional architecture inspired a special invention of their own in Iowa —grain silo ice climbing. Read the whole story…
A woman’s simple invention could help reduce school drop-out rates in India. – Saha told the outlet that she hopes with more contributions, her invention can spread to rural India,…