'King tides' are rising, so groups span globe to monitor it

The tide watchers start patrolling whenever the celestial forces align. From coast to coast, hundreds of tide watchers come out with their cameras to record the latest "king tides," brief episodes of tidal flooding that could ...

Why do floods sometimes happen on sunny days?

In recent years, near-biblical floods have become a constant feature of the global news: Hurricane Katrina stranding grandmas on their roofs in New Orleans, monsoon floods devastating Nepal, or Hurricane Maria unleashing ...

Nuclear power emerges as new Japan campaign issue

The future of nuclear power in Fukushima-scarred Japan has emerged as a major campaign issue for the first time in weekend polls, but experts warn little thought has gone into how to replace atomic energy.

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