Search Results for: Polar Bears
Skip to results
579 results
- Paleontology
Megatooth sharks may have been higher on the food chain than any ocean animal ever
Some megalodons and their ancestors were the ultimate apex predators, outeating all known marine animals, researchers report.
- Paleontology
A new saber-toothed mammal was among the first hypercarnivores
A 42-million-year-old jawbone with slicing teeth and a gap to fit saberlike teeth is pegged to a new species of the mysterious Machaeroidine group.
- Life
‘Wild Souls’ explores what we owe animals in a human-dominated world
The new book Wild Souls explores the ethical dilemmas of saving Earth’s endangered animals.
- Climate
‘Ice Rivers’ invites you to get to know our world’s melting glaciers
In her new book, Jemma Wadham brings readers along on her scientific expeditions to the world’s iciest places.
- Paleontology
Feathers may have helped dinosaurs survive the Triassic mass extinction
New data show that dinosaurs were able to weather freezing conditions about 202 million years ago, probably thanks to warm feathery coats.
- Earth
A WWII submarine-hunting device helped prove the theory of plate tectonics
With a boost from World War II, the fluxgate magnetometer became a portable and invaluable tool.
- Climate
These women endured a winter in the high Arctic for citizen science
Two women have spent the winter on the Norwegian archipelago of Svalbard to collect data for climate scientists around the world.
- Computing
Now that computers connect us all, for better and worse, what’s next?
The digital revolution has brought chess-playing robots, self-driving cars, curated newsfeeds — and new ethical challenges.
-
The future of computing
The digital revolution has brought chess-playing robots, self-driving cars, curated news feeds and new ethical challenges.
- 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.
