Earth's pollution and technology might reveal our presence to aliens. From radio signals to city lights, scientists study ...

Throughout February, the five brightest planets - Venus, Jupiter, Mars, Mercury and Saturn - will be visible in the sky ...

The rapid meltdown of polar ice could shut down a key ocean current by 2050, triggering catastrophic surges of sea level rise along the U.S. East Coast and dangerous climate shifts in northwestern ...

HOLDING long-term global warming to two degrees Celsius - the fallback target of the Paris climate accord - is now “impossible,” according to a stark new analysis published by leading scientists. Read ...

Reductions in air pollution have helped warm the planet by cutting down on reflective particles in the atmosphere – but ...

Urban particles shape climate by influencing clouds and radiation. Vertical monitoring reveals overlooked impacts.

Scientists are not sure how much metallic dust remained in the atmosphere after the most recent SpaceX rocket 'disassembly.' ...

The results show that the most detectable signals from Earth are radio waves, particularly from planetary radar emissions, ...

A recent study has uncovered compelling evidence suggesting that the climate effects of new particles in urban areas have been significantly underestimated.

January, but, unfortunately, failed to reach orbit—even if the first-stage booster did safely return to the welcoming arms of ...

A new study from Kyushu University in Japan has found a way to turn plastic into hydrogen, acting as a fuel source and ...