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Stories by Christopher Intagliata

Sea Otters' Powerful Paw Prey Perception

The marine mammals have extraordinarily sensitive touch—which helps them nab prey in the absence of other sensory cues. Christopher Intagliata reports.

September 18, 2018 — Christopher Intagliata

Genetic Tweak Gave Early Humans a Leg Up

A mutation in a key gene may have endowed humans with superior endurance—allowing them to compete better with other animals on the savanna. Christopher Intagliata reports.

September 13, 2018 — Christopher Intagliata

When Neutron Stars Collide

Astrophysicists have gotten a better glimpse at what happens to crashing neutron stars by listening in on the electromagnetic echoes of the collision. Christopher Intagliata reports. 

September 7, 2018 — Christopher Intagliata

Bonnethead Sharks Are Underwater Lawn Mowers

The hammerhead relatives consume copious amounts of sea grass, and have the digestive machinery to process it—making them true omnivores. Christopher Intagliata reports.

September 6, 2018 — Christopher Intagliata

Robot Bartender Will Take Your Order

Digital assistants have to respond quickly, but correctly—so researchers are studying how real humans navigate that trade-off, to design better machines. Christopher Intagliata reports.

August 23, 2018 — Christopher Intagliata

For Some Crows, Migration Is Optional

Crows are what's known as "partial migrants"—as cold weather approaches, some crows fly south whereas others stay put. And that behavior appears to be ingrained. Christopher Intagliata reports. 

August 16, 2018 — Christopher Intagliata

Corn Variety Grabs Fertilizer from the Air

A variety of corn from Oaxaca, Mexico, has aerial roots that harbor nitrogen-fixing bacteria, allowing the corn to suck nitrogen straight from the air. Christopher Intagliata reports. 

August 7, 2018 — Christopher Intagliata

Birds Learn Safety from Other Kinds of Birds

Birds become good at avoiding danger by eavesdropping on the alarm calls of other birds—and the learning occurs without even seeing their peers or predators. Christopher Intagliata reports. 

August 2, 2018 — Christopher Intagliata

Microbes Share Your Morning Metro Commute


An analysis of the Hong Kong metro found microbes, including some with antibiotic resistance genes, freshly disperse throughout the system each day. Christopher Intagliata reports. 

August 1, 2018 — Christopher Intagliata

Mouth Sets Healing Standard

Certain proteins that coordinate the healing response are present at higher levels in oral tissue—meaning wounds in the mouth fix faster. Christopher Intagliata reports.

July 29, 2018 — Christopher Intagliata

Ancient Tooth Tartar Traps Clues to Iron Age Diet

By analyzing the proteins in ancient dental plaque, archaeologists determined that British menus almost three millennia ago featured milk, oats and peas. Christopher Intagliata reports.

July 24, 2018 — Christopher Intagliata

Sea Level Rise Could Inundate the Internet

Extreme sea level rise could swamp internet cabling and hubs by 2033—and coastal cities like New York, Seattle and Miami are at greatest risk. Christopher Intagliata reports.

July 20, 2018 — Christopher Intagliata

Moths Evade Bats with Slight of Wing

Some moth species have evolved long wing tails that flutter and twist as the moth flies, which distract hungry bats. Christopher Intagliata reports.

July 16, 2018 — Christopher Intagliata

People Ration Where They Roam

An analysis of the movement of some 40,000 people suggests most of us frequent only 25 places—and as we sub in new favorites, we drop old ones. Christopher Intagliata reports.

July 2, 2018 — Christopher Intagliata

Know Before You Vote

Know Before You Vote