Feature
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Pass the Genes, Please
Gene swapping muddles the history of microbes.
- Tech
The Little Engines That Couldn’t
Tired of grinding their gears, micromachine researchers turn to surface science.
- Earth
A Safe Solution
A home-based technique for treating microbe-contaminated water with chlorine solution could save millions of lives in countries that are currently unable to provide residents with safe drinking water.
- Astronomy
Mature Before Their Time
Some galaxies were in place and forming stars at a prolific rate when the universe, now 13.7 billion years old, was just an 800-million-year-old whippersnapper.
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- Math
Knotty Calculations
An alternative approach to quantum computing takes advantage of space-time knots and braids.
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Mining the Mouse
Recent analyses of the mouse genome illuminate human health and evolution.
- Earth
Proof of Burden
Two teams of scientists report that the blood and urine of most Americans contain toxic cocktails of metals, artificial hormones, and chemical ingredients of plastics, flame retardants, pesticides, herbicides, and disinfectants.
- Tech
NanoLights! Camera! Action!
Fluorescent particles of semiconductors are giving biologists a new view of cells and proteins.
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How the Butterfly Gets Its Spots
The spots on a butterfly wing turn out to be unusually good model systems for a range of disciplines from genetics to behavioral ecology, offering biologists a chance to paint the really big picture of how evolution works.
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