A world-leading designer of space robots says gigantic new rockets being tested by billionaires Elon Musk and Jeff Bezos are ...

Humans have become a geologic force by cooking the planet — using fire on a scale that is altering land, water, air and ...

He talked of a new Manifest Destiny and a “Golden Age.” He invoked the Rev. Martin Luther King Jr., William McKinley and ...

A melting ice patch in the Rocky Mountains uncovered an ancient forest, and these trees have stories to tell about dynamic ...

Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside ...

Los Angeles is burning, but it isn’t alone. In recent years, fires have blasted through cities in Colorado, the southern ...

WASHINGTON - President Donald Trump said on Thursday that the "Golden Age" of America had begun and that it was "back and ...

After analyzing "super-continent" structures deep inside the Earth, scientists believe they could be up to billions of years old.

The history of life on Earth is a tale of slow burns and sudden explosions, shaped by environmental upheavals and ...

Roughly 201 million years ago, drastic changes extinguished many forms of life and led to conditions that allowed the ...