18
In a world first, physicists have successfully made light appear to move backwards and forwards in time simultaneously.
15
A radical new theory aims to solve many of the universe's biggest mysteries, including dark matter.
6
John Sevier Austin possesses the unique ability to talk and even sing backwards with absolute precision.
15
Physics student Germain Tobar has come up with the mathematics for what he calls 'paradox-free' time travel.
61
A science experiment in Antarctica may have discovered particles from a universe where time runs backwards.
7
University of Connecticut physics professor Ron Mallett hopes to one day build a working time machine.
14
A new study has revealed that the human brain actually works in reverse when recalling details of our memories.
7
57-year-old Moses Lanham from Michigan has a unique talent that both intrigues and disgusts in equal measure.
39
A strange object spotted beyond the orbit of Neptune appears to be going around the sun in reverse.
6
Sand wasps have been observed flying in reverse to help them create a map of their surroundings.
38
Scientists have put forward a new model in support of the idea that time can run in both directions.
63
Scientists have proposed that there is a universe parallel to our own in which time runs in reverse.