An analysis of more than 150 objects in the far reaches of the solar system suggests that a planet more massive than Mercury could be lurking beyond the orbit of Pluto.
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.
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A Burst of Subglacial Water Cracked the Greenland Ice Sheet
When a lake beneath the Greenland Ice Sheet drained, its water burst through the ice sheet’s surface. This surprising event may have affected the movement of a nearby glacier.
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Fossilized Micrometeorites Record Ancient CO2 Levels
A cadre of iron-rich extraterrestrial particles picked up faint whiffs of our planet’s atmosphere when they fell to Earth millions of years ago.
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El queso en tiempos de la agricultura industrial y el cambio climático
Los pastizales y la dieta de las vacas están cambiando a medida que se calienta el clima, pero un experimento agrícola en Francia revela la importancia de proporcionar pastos a las vacas.
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Stacey Hitchcock: From Fearing Storms to Seeking Them
This atmospheric scientist digs into the details of storms to help keep people safe.
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Scientists Spot Sputtering on Mars
Nearly a decade’s worth of data went into the first direct observation of sputtering on Mars, which researchers believe contributed to the loss of the Red Planet’s atmosphere.
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Algunos árboles tropicales se benefician de los rayos
Dos imágenes muestran el mismo árbol, antes (izquierda) y después (derecha) del impacto de un rayo. En la imagen de la derecha, el árbol no está cubierto de enredaderas leñosas y algunos de los árboles que lo rodean han muerto.
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Cheese in the Time of Industrial Farming and Climate Change
Grasslands and cows’ diets are shifting as the climate warms, but an agricultural experiment in France reveals the importance of providing cows with pasture.
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The Wildest Ride on a Hurricane Hunter Aircraft
A 1989 flight through Hurricane Hugo tops the list for stomach-churning turbulence experienced by scientists, pilots, and crew aboard aircraft designed to fly through storms.
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Some Tropical Trees Benefit from Lightning Strikes
Direct lightning strikes cause minimal damage to Dipteryx oleifera. But these same strikes effectively kill parasitic vines and neighboring trees that compete with the species for light and nutrients.