Mars, long admired for its rusty hue and alien deserts, may play a far greater role in shaping life on Earth than once ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if ...

Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's orbit and axial tilt. These variations, known as Milankovitch cycles, ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the difference, showing that Mars clocks tick slightly faster—and fluctuate over the ...

The National Institute of Standards and Technology (NIST) fulfills a vital role in national security: employing the sort of people who would, if they got bored, take over the world. It takes a ...

NASA lost communication with its MAVEN probe nearly a month ago, and efforts to re-establish a connection have been futile.