Culture may explain why brains have become bigger

A theory called the cultural brain hypothesis could explain extraordinary increases in brain size in humans and other animals over the last few million years, according to a study published in PLOS Computational Biology by ...

New tool to predict which plants will become invasive

Around the world, over 13,000 plant species have embedded themselves in new environments—some of them integrate with the native plants, but others spread aggressively. Understanding why some plants become invasive, while ...

Researchers work with sushi restaurants to reduce seafood fraud

A new monitoring project involving UCLA researchers and partners aims to take "fake sushi" off Los Angeles diners' plates. The Los Angeles Seafood Monitoring Project team—which includes university researchers, students, ...

What could cause the Mississippi Bight to become hypoxic?

Coastal regions with low dissolved oxygen (known as hypoxia) can lead to poor water quality and harm regional fisheries. These areas of low dissolved oxygen are expanding and expected to continue growing in coming years due ...

Stephen Hawking's wheelchair sells for $393,000 at auction

A wheelchair used by physicist Stephen Hawking has sold at auction for almost 300,000 pounds ($393,000), while a copy of his doctoral thesis fetched almost 585,000 pounds ($767,000), auctioneer Christie's said Thursday.

Replaying the tape of life: Is it possible?

How predictable is evolution? The answer has long been debated by biologists grappling with the extent to which history affects the repeatability of evolution.

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