Climate
As winters warm, athletes must cope with harder snow and tricky ice
Ice arenas and artificial snow now dominate the winter Olympics. Athletes there — and everywhere — may need to adjust how they train and perform.
Earth
More Stories in Earth
- Animals
Radioactive animals don’t glow — but do show the power of radiation
Wild species exposed to nuclear contamination help show how radiation affects living things — including its risks to people.
- Environment
Nuclear weapons tests many decades ago have left a radioactive legacy
Decades of aboveground nuclear weapons tests, starting in the 1950s, lightly littered the planet with toxic fallout, which appears to have sickened some people.
- Animals
Some Antarctic fish arrange their nests into odd shapes
Scientists found nests organized into curves, clusters and ovals on the Antarctic seabed. Such groupings may protect the fish eggs from predators.
- Health & Medicine
Air pollution might harm children’s eye health
Scientists used machine learning to understand air pollution’s role in eye health and vision. They found children have better eyesight in cleaner air conditions.
- Materials Science
Scientists Say: Tenebrescence
Under ultraviolet light, some minerals adopt long-lasting new hues.
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- Earth
Experiment: Weather and climate in your neighborhood
In this experiment, use historical weather data to investigate how weather and climate conditions have changed in your area over time.
- Animals
Polar bears leave thousands of tons of food scraps for other species
The new finding quantifies how much of polar bears' food goes uneaten. As these bears decline, Arctic scavengers risk losing a critical food source.
- Climate
Global coral die-offs signal Earth’s first climate tipping point
The corals offer a dire warning, scientists say, and suggests that more such catastrophic points of no return could occur soon — some within a decade.
