Techno-Science.net on MSN5d
What could have dug these tunnels several million years ago? ⛏️
In the scorching deserts of Namibia, Oman, and Saudi Arabia, scientists have discovered intriguing structures in marble and ...
Tech Xplore on MSN7mon
Researchers fabricate calcium carbonate concrete blocks strong enough for construction use
Researchers led by a team at the University of Tokyo have turned concrete from a demolished school building and carbon dioxide (CO 2) from the air into new blocks strong enough to build a house with.