You may think that time started 13.8 billion years ago at the birth of the universe, but physicists with alternative ...

NASA’s Transiting Exoplanet Survey Satellite (TESS) has been used to discover Earth-size planet TOI 700 e. It is "orbiting within the habitable zone of its star – the range of distances where liquid ...

Time may move forward and backward, according to new quantum physics research. Equations remain unchanged when time is ...

Last year, astronomers discovered an unusual Earth-size exoplanet they believe has a hemisphere of molten lava, with its ...

Atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...