66
votes
5answers
5k views

What was the major discovery on gravitational waves made March 17th, 2014, in the BICEP2 experiment?

The Harvard-Smithsonian Centre for Astrophysics held a press conference today to announce a major discovery relating to gravitational waves. What was their announcement, and what are the implications? ...
-1
votes
1answer
96 views

How to detect gravitational waves?

Gravitational waves just have a little interaction with other particles. How can we detect such little influence on mass?
3
votes
3answers
515 views

Magnetic fields and gravitational waves. How far do they reach?

I read that magnetic fields perpendicular to a current shoot out and expand all the way to infinity. Additionally a gravitational wave, no matter how small will also expand to infinity at the velocity ...
2
votes
1answer
81 views

Gravity waves detectors; are they all similar?

Are the gravity waves detectors all working on the same principle/effect ?
6
votes
1answer
151 views

What makes us think we can actually detect gravitational waves?

This refers to the discussion about gravitational waves for the YouTube video LIGO Gravitational Wave Observatory. I have two questions: When the gravitational wave passes through the space where ...