AAAS meeting coverage

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A lot of hand-waving goes on in the emerging field of archaeoacoustics. The pioneers of this field—which made its debut for the general science community Feb. 17 at the American Association for the Advancement of Science meeting in Vancouver—are perhaps summoning the spirits who occupied the ritual spaces they study.

We need more food, and we need it fast. But how do we continue to produce enough food for a burgeoning population and at the same time make sure we’re protecting Earth’s limited natural resources and using them wisely? Scientists and economists tackled that question Feb. 18 at the American Association for the Advancement of Science meeting in Vancouver.