Four reasons why the quantum vacuum may explain dark matter
Gravity eases its pull
(PhysOrg.com) -- Ever since Galileo first dropped his balls off the top of the Tower of Pisa in the late 16th century, gravity has caused a major headache for mathematicians and physicists down the ages.
Curves in spacetime violate Heisenberg's uncertainty principle
Repulsive gravity as an alternative to dark energy (Part 1: In voids)
Antimatter gravity could explain Universe's expansion
Gas rich galaxies confirm prediction of modified gravity theory
(PhysOrg.com) -- Recent data for gas rich galaxies precisely match predictions of a modified theory of gravity know as MOND according to a new analysis by University of Maryland Astronomy Professor Stacy McGaugh. ...
Physics duo discover 13 new solutions to Newtonian three-body orbit problem
Why we've got the cosmological constant all wrong
Penn astrophysicists zero in on gravity theory
(Phys.org) -- Most people take gravity for granted. But for University of Pennsylvania astrophysicist Bhuvnesh Jain, the nature of gravity is the question of a lifetime. As scientists have been able to see ...
Physicists propose test for loop quantum gravity
Duo create GravityLight: Lamp that runs off of gravity (w/ video)
Accelerators can search for signs of Planck-scale gravity
Earth’s other moons
(PhysOrg.com) -- Earth usually has more than one moon, according to a team of astronomers from the University of Helsinki, the Paris Observatory and the University of Hawaii at Manoa.
Gravity up close: Looking for extra dimensions by measuring gravity at the microscopic level
Scientists know how gravity works at big distances -- the inter-planetary or inter-stellar range -- but does it work the same way at the inter-atomic range?