The appearance of oxygen in Earth's atmosphere was a turning point in the history of our planet, forever transforming the environment and setting the stage for complex life. This event, known as the ...

Since the beginning of Earth's history, tiny particles of rock and metal from space have been hitting our planet. On clear nights, we can even see their traces as shooting stars. Trapped in layers of ...

A massive solar storm in May 2024 gave scientists an unprecedented look at how Earth’s protective plasma layer collapses under intense space weather. With the Arase satellite in a perfect observing ...

Introduction / John S. Dryzek, David Scholsberg -- pt. 1. Feast or famine? : the severity of environmental problems -- section I. Limits and survivalism -- 1. The nature of exponential growth / ...

Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. And today, in honor of Earth Day, we’re going to talk about why you should actually be excited about our planet’s ...