Chicago has four seasons (or more, depending on who you ask), but what exactly makes the seasons change throughout the year?

A triple threat of pollution, extinction and warming temperatures is altering the way the planet smells. Scientists are only ...

Earth’s nighttime lights change constantly, revealing human activity, growth, crises, and energy use patterns globally ...

After a successful flyby moon mission traveling 695,081 miles, astronauts Reid Wiseman, Victor Glover, Christina Koch and Jeremy Hansen had heartwarming reunions back on Earth.

NASA spokesperson Lauren Low told PolitiFact that one of the reasons Earth appears duller is because the new photo was taken at night, with only moonlight lighting the planet. The 1972 photo was taken ...

A new paper in Molecular Biology and Evolution, finds that changes in animal development induced by climate shock persist ...

When you think about our origin story, and of our planet -- among all of the planets in the cosmos -- there is a deep ...

A vast ocean current encircling Antarctica—more powerful than all the world’s rivers combined—played a surprisingly complex role in shaping Earth’s climate.

The lifetime of nitrous oxide is decreasing more quickly than expected, which is changing climate projections.

Only a quarter of Americans know when Earth Day is, according to new research. The survey of 2,000 American adults, conducted ...

Artificial lighting across our planet has increased sharply over the past decade, rising much faster than the global ...

Scientists reveal that Antarctica’s ocean current formed slowly and needed winds, ice, and shifting continents to shape Earth’s climate.