For anyone who's been stirred out of bed in the middle of the night by a clap of thunder: Here's info about those intense storms that happen after the sun sets.
This region is on the Pacific Ocean's 'ring of fire' - where great land plates meet and one dives beneath another - and so is subject to frequent earthquakes.
Predicting flooding is notoriously difficult, but predictions are improving. Timely video in light of James Hansen's prediction this week of catastrophic flooding in New York and other coastal cities before the end of this century.
And plate tectonics may be essential for life. A new theory of Earth's composition suggests another factor to consider in the search for habitable exoplanets.
Earth's thick continental crust - the land under our feet - may have risen from the oceans half a billion years earlier than scientists previously thought.
A new study suggests that mammal 'experimentation' with different body-plans and tooth types peaked in the mid-Jurassic period, 200-145 million years ago