Thousands of blue blobs blanketed Southern California beaches after winds carried them ashore. Velella velellas, or ...

A good estimation of the cloud tops is like the finest gold, especially for pilots flying under IFR during the winter months.

The "Blue Marble" was the first photo of the whole Earth and the only ever taken by a human. Fifty years on, new images of ...

Active since last week, the shower is formed from a comet’s debris and is forecast to produce the most fireballs overnight.

The Met Office has predicted sunny spells and showers as many look to enjoy the Easter weekend. The forecaster added Sunday would see a mostly fine start in Southend with early cloud break to sunny ...