Last 4 years hottest on record, UN confirms

The last four years were the hottest since global temperature records began, the UN confirmed Wednesday in an analysis that it said was a "clear sign of continuing long-term climate change."

Faster CO2 rise expected in 2019

With emissions already at a record high, the build-up of carbon-dioxide in the atmosphere could be larger than last year due to a slower removal by natural carbon sinks.

The case of the over-tilting exoplanets

For almost a decade, astronomers have tried to explain why so many pairs of planets outside our solar system have an odd configuration—their orbits seem to have been pushed apart by a powerful unknown mechanism. Yale researchers ...

Scientist explores a better way to predict space weather

Findings recently published by a Southwest Research Institute (SwRI) space scientist shed new light on predicting the thermodynamics of solar flares and other "space weather" events involving hot, fast-moving plasmas.

Image: A rare optical phenomenon spotted from orbit

Despite humankind's scientific prowess there are still many phenomena that defy explanation or a common agreement on why something happens. A 'glory' is a rare optical phenomenon that is mostly seen by pilots and mountain ...

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