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An increasing number of cities and countries have begun taxing sugary beverages. But can raising the price of these drinks really make a dent in obesity, diabetes and other ailments?
Research is starting to reveal how the urge for vengeance may have evolved, when it can be useful and what could prevent the violence it can provoke
Replicating human milk is no easy feat — nor is separating the science from the hype
Hot Jupiters were the first kind of exoplanet found. A quarter-century later, they still perplex and captivate — and their origins hold lessons about planet formation in general.
On the edge of extinction, rare frogs and toads need more than a little love to reproduce. High-tech help, from IVF to hormone therapy, may save them.
Digital play can enhance certain types of learning, but how to harness that potential for the classroom remains a prize question
By engineering mutations into fruit flies, scientists reconstructed how the butterflies may have evolved resistance to the toxins found in milkweed, allowing their caterpillars to feast on the plant
Stress and anxiety during pregnancy can mean a higher risk of offspring developing ADHD, depression or other conditions. Medical psychologist Catherine Monk explains how prenatal mental care benefits mothers and babies.
VIDEO: The humble bivalves can clean polluted water and bump up diversity — but there's plenty more to learn about the odd group of mollusks that make their homes in our streams and rivers