Mars has lost immense amounts of water over it lifetime, and scientists aren't sure exactly how. New research hints that the ...

Axial tilt is an astronomical term regarding the inclination angle of a planet's rotational axis in relation to a perpendicular to its orbital plane. It is also called axial inclination or obliquity.

Put down your beach volleyball and take off your Crocs, summer fans, as this year your favorite season will be a little bit ...

Despite Earth reaching its aphelion, the farthest point from the sun, the Northern Hemisphere is experiencing scorching heat.

For many kids, the combination of good weather and lack of school obligations makes summertime synonymous with good times. Three solid months of freedom, soaked in the Sun, without adults looking ...

How much did the Earth tilt? From 1993 to 2010, the earth is believed to have tilted 31.5 inches east, according to the study, which was published by Geophysical Research Letters.

If Earth had no axial tilt, its orbital ellipticity would mean that over the year the true sun would make a short line in the sky aligned east-west.