Elon Musk unveils prototype high-speed LA transport tunnel
Entrepreneur Elon Musk has unveiled a prototype underground tunnel in Los Angeles which is designed to transport cars at high speed around the city.
- Region:
- USA
- Category:
- Technology
tunnels
![Entrepreneur Elon Musk has unveiled a prototype underground tunnel in Los Angeles which is designed to transport cars at high speed around the city.]()
North Korea blows up nuclear test tunnels amid doubts over summit
North Korea followed through on a pledge to blow up tunnels used for nuclear testing on Thursday, media reported, as part of steps that have reduced tension on the Korean peninsula and raised the possibility of a summit with the United States.
![North Korea nuclear test tunnels at Punggye-ri 'destroyed']()
