Search Results for: Polar Bears
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582 results
- Environment
A year long expedition spotlights night life in the Arctic winter
Scientists anchored to an ice floe near the North Pole are investigating how life survives polar night and what changes will occur as the Arctic continues to warm.
- Earth
How the Earth-shaking theory of plate tectonics was born
Plate tectonics explains many of Earth’s geologic wonders and natural hazards — and may hold clues to the evolution of life.
- Science & Society
‘A Polar Affair’ delves into a centurylong cover-up of penguin sex
In a new book, Lloyd Spencer Davis seeks to understand why an Antarctic explorer kept some of his penguin observations a secret.
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Shaking up Earth
Plate tectonics explained geologic wonders and natural hazards – and sparked questions about past and future life.
- Health & Medicine
Toddlers tend to opt for the last thing in a set, so craft your questions carefully
Two-year-olds demonstrate a verbal quirk that makes their answers less reliable.
- Climate
How the Arctic’s poor health affects everyday life
A new NOAA report features testimony from indigenous communities in Alaska who are weathering the impacts of Arctic warming.
- Oceans
Noise pollution from ships may scare Arctic cod from feeding grounds
Melting Arctic sea ice is opening up northern waters to increased shipping, and the vessel noise is taking a toll on Arctic cod.
- Animals
A peek into polar bears’ lives reveals revved-up metabolisms
Polar bears have higher metabolisms than scientists thought. In a world with declining Arctic sea ice, that could spell trouble.
- Planetary Science
A buried lake on Mars excited and baffled scientists
Planetary scientists are still trying to explain how a lake could have formed beneath a kilometer and a half of Martian ice.
- Earth
Earth’s core may have hardened just in time to save its magnetic field
Earth’s inner core began to solidify sometime after 565 million years ago — just in time to prevent the collapse of the planet’s magnetic field, a study finds.
- Astronomy
These are the most-read Science News stories of 2018
From male birth control to wombat poop, Science News online readers had a wide variety of favorite stories on our website.
