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Stories by Christopher Intagliata

Keep Rolling Luggage Upright with Physics

A team of physicists has revealed why rolling suitcases start rocking from wheel to wheel—and how to avoid that frustrating phenomenon. Christopher Intagliata reports.

June 21, 2017 — Christopher Intagliata

Engineers Build Bendy Batteries for Wearables

Researchers built silver–zinc batteries that can bend and stretch—meaning they could be more elegantly integrated into future wearable devices. Christopher Intagliata reports. 

June 19, 2017 — Christopher Intagliata

Some Hotel Bed Bug Sightings May Be Bogus

Only a third of travelers could correctly identify a bed bug—suggesting that some bug sightings in online reviews could be cases of mistaken identity. Christopher Intagliata reports.

June 14, 2017 — Christopher Intagliata

Trees Beat Lawns for Water-Hungry L.A.

Evaporation from overwatered lawns cost the city of Los Angeles 70 billion gallons of wasted water a year. But the city's trees were much thriftier. Christopher Intagliata reports.

May 27, 2017 — Christopher Intagliata

New Concrete Recipes Could Cut Cracks

Recipes for concrete that incorporate by-products from the coal and steel industries, like fly ash and slag, could reduce road salt–related cracking. Christopher Intagliata reports.

May 19, 2017 — Christopher Intagliata

The Sneaky Danger of Space Dust

When tiny particles of space debris slam into satellites, the collision could cause the emission of hardware-frying radiation. Christopher Intagliata reports. 

May 11, 2017 — Christopher Intagliata

Insects Donate DNA to Unrelated Bugs

Bacteria swap DNA among themselves. And that process may be more common in multicellular organisms than previously believed. Christopher Intagliata reports. 

May 10, 2017 — Christopher Intagliata
Ancient Human DNA Found in Cave Dirt

Ancient Human DNA Found in Cave Dirt

Scientists uncovered genetic traces of Neandertals and Denisovans by screening cave dirt for DNA. Christopher Intagliata reports.

April 28, 2017 — Christopher Intagliata

Gut Microbes Help Keep Starved Flies Fecund

Microbes living in the guts of fruit flies appear to influence the flies' food choice—and promote egg production, even under a nutrient-poor diet. Christopher Intagliata reports.

April 26, 2017 — Christopher Intagliata

Species Split When Mountains Rise

Plant species in China's Hengduan Mountains exploded in diversity eight million years ago—right when the mountains were built. Christopher Intagliata reports. 

April 13, 2017 — Christopher Intagliata

Cave Dwellers Battled Bed Bug Bites, Too

Researchers have found the earliest evidence of bugs in the Cimex genus co-habitating with humans, in Oregon's Paisley Caves. Christopher Intagliata reports. 

April 6, 2017 — Christopher Intagliata

UV Rays Strip Small Galaxies of Star Stuff

Researchers measured the intensity of the universe's ultraviolet background radiation, and say it may be strong enough to strip small galaxies of star-forming gas. Christopher Intagliata reports.

March 22, 2017 — Christopher Intagliata
Stories by Christopher Intagliata

Think Outside the Gift Box