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Katherine Kornei, Science Writer

Katherine Kornei

Katherine Kornei is a freelance science journalist covering Earth and space science. Her bylines frequently appear in Eos, Science, and The New York Times. Katherine holds a Ph.D. in astronomy from the University of California, Los Angeles.

Puca glacier in the Peruvian Andes
Posted inNews

After a Glacier Retreats, Plants Thrive Thanks to Phosphorus

Katherine Kornei, Science Writer by Katherine Kornei 6 June 201812 April 2022

Grasses, small flowers, and mosses colonize glacial till in the Peruvian Andes when researchers apply a phosphorus fertilizer, an ecological surprise with implications for carbon sequestration.

Laguna Caliente in Costa Rica
Posted inNews

Scientists Discover an Environment on the Cusp of Habitability

Katherine Kornei, Science Writer by Katherine Kornei 25 May 201824 February 2022

A volcanically heated Costa Rican lake hosts only one type of organism, suggesting that its Mars-like environment is just barely capable of supporting life.

Imja Lake—the long, silty lake in this 2010 photo—has grown in front of Imja and Lhotse Shar glaciers (top right) in the Himalayas.
Posted inNews

Satellite Data Archives Reveal Unrecorded Himalayan Floods

Katherine Kornei, Science Writer by Katherine Kornei 8 May 201819 October 2021

Almost 30 years’ worth of Landsat observations created a comprehensive inventory of catastrophic floods caused by glacial lakes bursting through their rock dams.

Silvertip sharks in Chagos Archipelago
Posted inNews

Nutrient-Rich Water Around Seamounts Lures Top Predators

Katherine Kornei, Science Writer by Katherine Kornei 15 March 201825 March 2024

At an Indian Ocean marine refuge, tides drive cold water laden with nutrients onto the tops of underwater mountains, where it sustains a long food chain that culminates in sharks, tuna, and seabirds.

larval fish and squid collected in surface slicks off the western coast of the Big Island of Hawai‘i
Posted inNews

Calm Waters off Hawaii Harbor a “Nursery” of Sea Life

Katherine Kornei, Science Writer by Katherine Kornei 22 February 201825 March 2024

Ocean slicks—naturally occurring bands of smooth water—are home to an astounding diversity of fish larvae and other marine life, researchers show.

Ross Ice Shelf in Antarctica
Posted inNews

Fresh Insights into What Protects Antarctica’s Ross Ice Shelf

Katherine Kornei, Science Writer by Katherine Kornei 13 February 201825 March 2024

Scientists bored 755 meters through Antarctic ice and found that a layer of extremely cold, fresh water insulates part of the Ross Ice Shelf against melting.

Gulf Stream brightness temperature from NASA
Posted inNews

Gulf Stream Slowed as Hurricanes Struck

Katherine Kornei, Science Writer by Katherine Kornei 12 February 201825 March 2024

Hurricanes Jose and Maria temporarily decelerated this powerful ocean current’s flow last year, according to data from an ocean glider that rode the stream between Florida and Massachusetts.

Crowdsourced reports of sightings of the 6 February 2017 meteor near Chicago.
Posted inNews

Students Get Help from Weather Radar to Find Space Rock Remains

Katherine Kornei, Science Writer by Katherine Kornei 22 December 20178 March 2022

Teens helped by scientists and educators seek meteorites that plunged into Lake Michigan early this year. Weather radar guided the search for the projectiles.

Joanna Morgan and Sean Gulick, lead scientists of the recent Chicxulub drilling expedition.
Posted inNews

After Obliteration, How Long Until Life Returned?

Katherine Kornei, Science Writer by Katherine Kornei 15 December 201723 March 2023

By studying the Chicxulub crater associated with the extinction of more than 75% of species then on Earth, researchers have begun to fill in a timeline for life’s rebound after the cataclysm.

Offshore island cliffs, St. Kilda, Scotland.
Posted inNews

Offshore Islands Might Not Shield Coastlines from Tsunami Waves

Katherine Kornei, Science Writer by Katherine Kornei 12 December 201717 October 2022

Rather than offering protection, islands sometimes cause increased wave run-up on shorelines, experiments in a wave laboratory suggest.

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