Earth Day is April 22. Here's what to know about how Earth Day happened and how to celebrate our planet this April.

Researchers from the Institute of Geology and Geophysics at the Chinese Academy of Sciences and Curtin University in ...

Today is the 55th Earth Day celebrated in the United States.It’s held every year on April 22 — a date originally chosen to fit college students’ schedules. But many may not know how Earth Day began or ...

Planet Earth is spinning a little faster today — resulting in one of the shortest days of the year. But the change will be so minuscule you won’t even notice. We’re talking even less time than the ...

Millions of people around the world will pause on Tuesday, at least for a moment, to mark Earth Day. It's an annual event founded by people who hoped to stir activism to clean up and preserve a planet ...

A billion years ago, days lasted 19 hours: the balance between the oceans, the atmosphere, and the Moon slowed down the Earth ...

Marches, protests, phone-banking events, film screenings, and more centered around environmental activism are being organized across the nation for Earth Day, on April 22. Americans are taking to the ...

Abrupt federal rollbacks, rescinded or paused grants, and political pressure on climate programs have disrupted millions of ...

At International Paper and at DS Smith, an International Paper company, we believe that delivering sustainable outcomes is part of how we work every day. We know that the actions we take today are ...