Physicists at CERN have conducted a major new experiment to find out whether antimatter falls up or down.
A team at the CERN facility near Geneva, Switzerland have been experimenting with antihydrogen atoms.
Physicists at CERN are attempting to test whether or not antimatter has anti-gravitational properties.
Scientists at CERN are experimenting to determine if an antimatter object would actually fall upwards.
Scientists have succeeded in trapping 38 antimatter atoms in place for a fraction of a second.