Prehistoric winged lizard unearthed in Chile

Chilean scientists have announced the discovery of the first-ever southern hemisphere remains of a type of Jurassic-era "winged lizard" known as a pterosaur.

Some assembly required: How a cellular machine builds itself

As you read this text, the millions of cells that make up your body are hard at work. Within every cell is a flurry of activity keeping you alive, mostly driven by machinery that is made up of proteins. Some of this protein ...

A 'tail' of two RNA regulatory systems

Messenger RNAs (mRNAs) are our cells' intermediaries as genes become proteins. In order for the instructions in our genes to be carried out, first their DNA sequences are copied into mRNA, and then that mRNA is used as a ...

First rebbachisaurid dinosaur remains found in Asia

A pair of researchers with the Russian Academy of Sciences and the National Museum of Natural History in the U.S., respectively, has respectively, uncovered the first known example of a rebbachisaurid dinosaur to be found ...

Ancient marine predator had a built-in float

About 240 million years ago, when reptiles ruled the ocean, a small lizard-like predator floated near the bottom of the edges in shallow water, picking off prey with fang-like teeth. A short and flat tail, used for balance, ...

Bird genes are multitaskers, say scientists

Scientists from the University of Sheffield have found that although male and female birds have an almost identical set of genes, they function differently in each sex through a mechanism called alternative splicing.

Uncovering our solar system's shape

Scientists have developed a new prediction of the shape of the bubble surrounding our solar system using a model developed with data from NASA missions.

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