World's tectonic plate movement mapped

A group of geophysicists is testing the hypothesis that the rate of "supercontinent assembly"—or tectonic plate movement—changes over time.

Drought, deluge turned stable landslide into disaster

"Stable landslide" sounds like a contradiction in terms, but there are indeed places on Earth where land has been creeping downhill slowly, stably and harmlessly for as long as a century. But stability doesn't necessarily ...

China vows faster, cheaper Internet

China has said it will aim to bring faster and cheaper Internet access to more people, following complaints that a near monopoly by state-backed firms had hurt service.

What exactly does 'instantaneous' mean?

How short is an "instant"? Is it a second? A tenth of a second? A microsecond? You might think all of these qualify. What about 100 years? That certainly doesn't seem like an instant, and to a human being, it isn't, since ...

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