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 ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

Today, science can narrow down potential oil reserves with surprising accuracy — especially when it comes to shale oil, found ...

Scientists reveal how bacteria switch direction through a microscopic tug-of-war inside their motors, driven by energy and ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

Scientists observing the red giant star R Doradus have found that starlight isn’t strong enough to drive its stellar winds, ...