CAPE CANAVERAL, Fla. (AP) — Scientists revealed Wednesday that Mars’ innermost core appears to be a solid hunk of metal just like Earth’s. The Chinese-led research team based their findings on seismic ...

The surface of the Earth's inner core may be changing, as shown by a new study by USC scientists that detected structural changes near the planet's center, published in Nature Geoscience. The changes ...

I live near a few volcanoes. One of them – Mount St. Helens – is bubbling with molten material that will probably gush out as lava someday. I asked my friend Johannes Hämmerli about lava. He’s an ...

In the 1990s, while technology stocks soared, large-cap core investments sometimes seemed dull. Holding shares that are cheaper than growth stocks and more expensive than value, core strategists don't ...