Draft amendments agreed at the IMO level would enable certification of engines running on non-carbon fuels such as ammonia and hydrogen.
Solar energy is a possible alternative, but while we have become reasonably good at storing solar electricity in lithium-ion ...
The Space Race on MSN
Watch NASA fight to bring astronauts home – after disaster in space
What began as a routine mission to the Moon quickly turned into one of the most dangerous moments in space exploration history. After a catastrophic failure crippled the spacecraft, the crew found ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results