An analysis determines that many road-building projects in Africa would bring only modest benefits to people, while devastating the environment. Christopher Intagliata reports
Overweight men’s sperm undergo epigenetic changes that may alter a child’s brain development and appetite control. Christopher Intagliata reports
Flies, beetles, butterflies and moths may account for some 40 percent of the world’s pollination. Christopher Intagliata reports
Researchers sampled 10 espresso machines and found that most of them harbored coffee residues rich in bacteria—including some potentially pathogenic strains. Christopher Intagliata reports...
Pets and people shed clouds of microbes as unique and personal as their fingerprints, but the clouds can change over time.
Twenty minutes into a meal, E. coli pump out appetite-suppressing proteins, which could influence our feeling of hunger. Christopher Intagliata reports
Stimulating the "taste cortex" was enough to trick mice into thinking they'd tasted sweet or bitter substances, when in fact their tongues tasted nothing at all. Christopher Intagliata reports...
Slow, steady breathing lofts minute food particles into the nasal cavity, where they contribute to your perception of flavor. Christopher Intagliata reports
Engineers at Caltech discovered that for sand dunes to produce sound they need a dry layer on top that amplifies internal frequencies during sand movement. Christopher Intagliata reports...
Using a magnetic field, researchers could trick migratory birds to turn in the wrong direction before takeoff.
As Arctic sea ice melts, an underwater recording project reveals that the submerged ecology is undergoing change, with humpbacks and killer whales staying north later in the year. Christopher Intagliata reports...
Researchers developed a call that effectively mimics the citrus psyllid's mating song, which could be a weapon against a devastating crop scourge. Christopher Intagliata reports
Moving their tongues may help babies understand new languages.
Whales fertilize ocean surface waters with key nutrients like phosphorus, which move through the food chain, and eventually, onto land. Christopher Intagliata reports
About a quarter of China's carbon emissions are due to the manufacture and transport of goods destined for elsewhere.
Beet juice contains nitrates, which the body can convert to nitric oxide, a chemical that relaxes blood vessels and makes it easier to function in conditions of low oxygen. Christopher Intagliata reports...
Infants seemed to be able to differentiate between two different "D" sounds in Hindi—but only when their tongue movements weren't blocked by a teething device. Christopher Intagliata reports...
It's well known birds can use Earth's magnetic field as their compass, but they may also use magnetism as their map. Christopher Intagliata reports
Human tourism—no matter how well-intentioned—might desensitize wild animals to poachers and predators, affecting their odds of survival. Christopher Intagliata reports
An enzyme from a bacterium that lives on tobacco plants may be the key to a new type of "vaccine" to help smokers quit