A Harvard physicist has shown that wormholes can exist: tunnels in curved space-time, connecting two distant places, through which travel is possible.
General Physics
Apr 15, 2019
9
1948
In the shadow of the Rocky Mountains, Alan Campbell, a project manager for space systems at the famed Draper Laboratory that built the computer which took astronauts to the Moon 50 years ago, is waiting for news from NASA.
Space Exploration
Apr 11, 2019
1
96
Aviation has boomed in the past decades, with low-cost airlines helping make travel affordable to more people, but the industry faces a major challenge to play its part in cutting emissions responsible for global warming.
Environment
Apr 10, 2019
1
21
Saddled with long dark winters at home, Swedes have for decades been frequent flyers seeking out sunnier climes, but a growing number are changing their ways because of air travel's impact on the climate.
Environment
Apr 10, 2019
0
111
Research published this week in Science Advances shows that it may be possible to create rocket fuel that is much cleaner and safer than the hypergolic fuels that are commonly used today. And still just as effective. The ...
Materials Science
Apr 05, 2019
10
416
Have you ever been running on a sidewalk making pretty good time, then hit a hill and slowed way down? If so, you've experienced how slope affects travel rates. For most of us, understanding how slope steepness impacts our ...
Environment
Apr 03, 2019
0
34
After years of debate, New York state has adopted congestion pricing to deal with traffic problems in New York City. Starting in 2021, fees will be imposed on all vehicles entering a pricing zone that covers lower Manhattan, ...
Economics & Business
Apr 02, 2019
0
8
It probably goes without saying, but this isn't your everyday satellite dish.
Space Exploration
Apr 02, 2019
0
13
Cathay Pacific's purchase of rival HK Express was an inevitable plunge into the no-frills market as the premier marque belatedly faces the reality that it can no longer ignore the budget sector, analysts say.
Business
Apr 02, 2019
0
7
In 1998 former tech consultant Hank Eskin launched a campaign to track dollar bills. Through the "Where's George?" initiative, dollars were stamped with messages about the currency tracking project, and people were instructed ...
General Physics
Mar 29, 2019
0
935
