News
- Earth
Composted sewage captures dirt’s lead
Lead-contaminated soil in urban parks, gardens, and schoolyards could be made safer by adding composted organic waste.
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Uncertainty fires up some neurons
In monkeys, a small set of brain cells that transmit the chemical messenger dopamine to various neural destinations works as an uncertainty meter.
- Math
Prime Finding: Mathematicians mind the gap
Mathematicians have taken a significant step toward proving the twin-prime conjecture by simplifying formulas for estimating the average spacing of primes.
- Astronomy
Honors for Science News astronomy writer
Science News astronomy writer Ron Cowen is a recipient of the third David N.
