Ancient limestones reveal how volcanic carbon once suffocated the oceans - offering a stark warning as modern oxygen levels continue to drop.

The dust hurts air quality not only by giving skies a milky haze, but also by aggravating respiratory problems and triggering ...

During July, magnitude 5.8 Uranus can be spotted as a blue-green speck in binoculars and as a small 3.5 arc-seconds-wide disk ...

The Road Chose Me Join me as I travel the world overland. In 2009 I quit my job and set out on the adventure of a lifetime.

The Road Chose Me Join me as I travel the world overland. In 2009 I quit my job and set out on the adventure of a lifetime.

Mercury is the month's highlight, reaching greatest elongation July 4. Also on show in the Southern Hemisphere: Mars, Saturn, ...

Hurricane Flossie, named by the US National Hurricane Centre in Miami, is gathering strength and meteorologists believe it will unleash its 75mph gales within days ...

While Concordes operated by British Airways and Air France became the airplane of choice for trans-Atlantic travel – albeit ...