Dame Maggie Smith appeared in over 50 films and was one of Britain’s best-known actresses.

A perfectly preserved ancient tree fossil offered scientists an unprecedented view into a moment 42,000 years ago when the ...

So, let's do a little experiment. Let's say we reverse Earth's rotation. What then? Well, you'll change a lot more than just the sunsets. This may seem like a ridiculous scenario at first.

A new study out this week said that the Earth's inner core is less solid than previously thought. Scientists still have ...

Over 40,000 years ago, Earth's magnetic field pulled a switcheroo, flipping its poles in a dramatic shift known as the ...

As well as a few temporary reversals, the Earth's magnetic field – just like the Sun – can flip over long timescales. During the Brunhes–Matuyama reversal, the magnetic north could have been ...

The Earth is not alone in this fickleness: The sun's magnetic shield appears to reverse its polarity approximately every 11 years. Even our Milky Way galaxy is magnetized, and experts say it ...