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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.

Two spacecraft are visible between two large, gray asteroids, with stars in the background.
Posted inNews

NASA’s Double Asteroid Redirection Test Is a Smashing Success

by Katherine Kornei 12 January 202312 January 2023

The mission, focused on the Didymos-Dimorphos binary asteroid system, proved that an asteroid’s orbit can be altered by kinetic impactor technology.

Rows of green leaves and grass grow between the dry stubble of already harvested wheat.
Posted inNews

Satellite Data Reveal Uptick in Cover Cropping on Farms

by Katherine Kornei 20 December 202220 December 2022

Over the course of a decade, farmers growing corn and soybeans in the U.S. Midwest increased their adoption of cover cropping—a tenet of so-called conservation agriculture—by fourfold.

A pebble-sized meteorite sits next to a dime for scale.
Posted inNews

Martian Meteorites Offer a Tantalizing Glimpse of the Red Planet

by Katherine Kornei 23 November 202223 November 2022

By studying these literal chunks of Mars, scientists are learning more about the Red Planet’s deep interior and impact history.

An oil pump appears in the foreground against a background of buildings.
Posted inNews

The “Black Gold” Flowing Under Los Angeles

by Katherine Kornei 15 November 202215 November 2022

Functioning oil fields, some with cleverly camouflaged infrastructure, are tucked into the urban sprawl of the Los Angeles basin. But recent legislation could change that.

Monash University Professor Andrew Tomkins (left) and Royal Melbourne Institute of Technology (RMIT) Ph.D. scholar Alan Salek examine a ureilite meteorite sample at the RMIT Microscopy and Microanalysis Facility.
Posted inNews

Rare Meteorites Shed Light on Diamond Formation

by Katherine Kornei 18 October 202218 October 2022

By studying meteorites believed to be remnants of the catastrophic breakup of a dwarf planet, researchers are learning how lonsdaleite, a particularly hard type of diamond, forms in nature.

Artistic interpretation in which part of Earth is seen from above, and a bright trail of light pierces clouds and ends in what looks like an explosion
Posted inNews

Impact Crater off the African Coast May Be Linked to Chicxulub

by Katherine Kornei 19 September 202213 October 2022

The underwater crater, spotted serendipitously in commercial observations of seafloor sediments, is believed to have formed at roughly the same time as the famous Cretaceous-Paleogene impact event.

A large wall of ice looms above a body of water, and a waterfall trickles down the ice near the center of the image.
Posted inNews

Alaskan Glaciers Advance and Retreat in Satellite Imagery

by Katherine Kornei 12 September 202212 September 2022

Researchers tracked 19 maritime glaciers in Kenai Fjords National Park over several decades and found that tidewater glaciers tended to experience less ice loss than other types of glaciers.

A Velociraptor with white, black, and red feathers runs with its mouth open.
Posted inNews

Volcanic Winters Ushered in the Jurassic Reign of the Dinosaurs

by Katherine Kornei 31 August 20221 September 2022

Sediment cores from northwestern China reveal freezing conditions during the Late Triassic killed off many forms of life—but not dinosaurs.

Two young people riding aboard a boat pick through mud with their hands in search of meteorites.
Posted inNews

Community Scientists Recover Micrometeorites from Lake Michigan

by Katherine Kornei 15 August 202215 August 2022

A team of scientists, educators, and teenagers discovered the objects, some of which may have been delivered by a fireball that streaked across the sky in 2017.

A thick, wide expanse of whitish-bluish ice encroaches on what appears to a field of grass.
Posted inNews

Precession Helped Drive Glacial Cycles in the Pleistocene

by Katherine Kornei 11 July 202221 July 2022

By studying bits of rock scooped up by ancient glaciers, researchers have pinned down that recent glacial variability was driven, in part, by changes in the direction of Earth’s axis of rotation.

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RESEARCH SPOTLIGHTS
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AGU Advances
“Eminently Complex – Climate Science and the 2021 Nobel Prize”
By Ana Barros

EDITORS' VOX
Perspectives of Earth and Space Scientists
“New Directions for Perspectives of Earth and Space Scientists”
By Michael Wysession


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