Top stories: How cats conquered the world, stratospheric balloons commercialized, and bird eggs exp…

(Left to right): World View Enterprises; USO/iStockphoto; Frans Lanting Top stories: How cats conquered the world, stratospheric balloons commercialized, and bird eggs explained A surprisingly simple explanation for the shape of bird eggs A sandpiper’s egg is shaped ...

Leopard mothers show flexible child care

Leopard mothers show flexible child care Leopard mothers face a dilemma familiar to human moms: Just when is the best time to let their kids leave home? The answer varies, according to 40 years of data on leopard families collected from a game reserve in South Africa. Some mothers cha...

New ‘superglue’ could seal the deal for stretchable batteries, soft robots

New ‘superglue’ could seal the deal for stretchable batteries, soft robots Superglue is great for fixing busted bookshelves, suitcase wheels, and—of course—shoes. But what if you want to fuse something a little more jiggly, like the gel cushions used to pad crumbling spinal dis...

U.S. energy secretary steps carefully around budgetmakers in Congress

Energy Secretary Rick Perry poses in front of the Titan supercomputer at the Oak Ridge National Laboratory in Tennessee. Oak Ridge National Laboratory U.S. energy secretary steps carefully around budgetmakers in Congress Secretary of Energy Rick Perry once performed...

Directed evolution gets a significant speed boost

Synthetic biology attempts to generate biomolecules with new and/or improved activities for use as, say, drugs or fuel. One way of producing new biomolecules involves directed evolution, in which specific functions are selected for, but that has been slow and labor intensive. A faster m...

Directed evolution gets a significant speed boost

Synthetic biology attempts to generate biomolecules with new and/or improved activities for use as, say, drugs or fuel. One way of producing new biomolecules involves directed evolution, in which specific functions are selected for, but that has been slow and labor intensive. A faster m...

Jupiter’s moon Io may have a molten core, mantle

Subsurface oceans may be a common features of the moons of our solar system’s gas giants. Evidence has piled up that there’s one on Titan, and data from Jupiter’s moons Europa and Ganymede that indicate they too may have a watery layer underneath their crusts. Today...

Jupiter’s moon Io may have a molten core, mantle

Subsurface oceans may be a common features of the moons of our solar system’s gas giants. Evidence has piled up that there’s one on Titan, and data from Jupiter’s moons Europa and Ganymede that indicate they too may have a watery layer underneath their crusts. Today...

A new branch found in the fungal tree of life

The fungus kingdom contains diverse eukaryotic organisms, including the yeast that we add in fermentation to make beer, the mold that grows on old bread, and the mushrooms that we eat. While we are familiar with many types of fungi, scientists are still trying to fill out the fungal tre...

A new branch found in the fungal tree of life

The fungus kingdom contains diverse eukaryotic organisms, including the yeast that we add in fermentation to make beer, the mold that grows on old bread, and the mushrooms that we eat. While we are familiar with many types of fungi, scientists are still trying to fill out the fungal tre...
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