START A PETITION 25,136,189 members: the world's largest community for good
START A PETITION
x

Science & Tech

Time Travel Simulation Resolves "Grandfather Paradox"
Science & Tech  (tags: world, science, Time Travel, Grandfather Paradox, Quantum Mechanics, Quantum Cryptography, Stephen Hawking, model, research, study, scientists )

Darren
- 46 days ago - scientificamerican.com
What would happen to you if you went back in time and killed your grandfather? A model using photons reveals that quantum mechanics can solve the quandary--and even foil quantum cryptography
More Certainty on Uncertainty's Quantum Mechanical Role
Science & Tech  (tags: researchers, University of Toronto, Frontiers in Optics 2012, Heisenberg Uncertainty Principle, experiment, quantum mechanics, weak observation techniques, challenge to Heisenberg Principle, Quantum Cryptography )

Judy
- 744 days ago - sciencedaily.com
Researchers are presenting findings at the Frontiers in Optics 2012 meeting that observation need not disturb systems as much as once thought, severing the act of measurement from the Heisenberg Uncertainty Principle.
   

butterfly credits on the news network

  • credits for vetting a newly submitted story
  • credits for vetting any other story
  • credits for leaving a comment
learn more

Popular Tags for: Science & Tech

Most Active Stories Today in Science & Tech tagged with Quantum Cryptography

top story finders in Science & Tech

1. Natasha Salgado 30 popular stories

2. AniMae Chi 26 popular stories

3. Ana MESNER 26 popular stories

4. Carole K. 24 popular stories

5. Laura H. 24 popular stories

6. Richard S. 23 popular stories

7. Dalia H. 22 popular stories

8. Alexandra G. 20 popular stories

9. Candy L. 18 popular stories

10. Jason B. 18 popular stories

more top news finders »

What makes a top story finder?
A top finder is someone who submits stories that become popular and are promoted to the front page.

wanted: news analysts

Get Active in the Care2 News Network!

Help ferret out the most noteworthy of the Newly Submitted stories and promote them to the Front Page.

care2 news network tools

News Network Bookmarklet

Submit stories from your browser toolbar with the easy to use Add to Care2 News! bookmarklet.

News Network Syndication

Get this page in RSS. Keep up to date with the Care2 News Network in your favorite RSS reader. Yahoo!, Newsgator, Bloglines, and more!
Find out how to subscribe!

care2 newsletter spotlight

Join over 2 Million Care2 Subscribers! Sign up for our FREE Newsletters, Delivered to your Inbox!