(Above is the LiftPort Group’s basic model for its proposed Lunar Space Elevator Infrastructure, also known as LSEI or “Elsie.” LiftPort says the system can be constructed within eight years using commercial technology.) The space elevator concept has been touch and go — but this year, it looks as if the concept’s proponents are definitely […]
Tag Archives: aeronautics
Massive African lake could dry up, U.N. agency says
Up to 30 million people are facing “a humanitarian disaster” as one of Africa’s biggest lakes shrinks, a United Nations agency warned Thursday.