Earth
- Environment
Sounds and silence
Protecting nature's sounds and just taking the time to listen can enrich our lives.
- Tech
Electronic paper turns a page
Changeable ink and battery-powered paper may make textbooks lighter and bring video newspapers into daily use.
- Earth
Killer space rock snuffed out ancient life
Rock fragments from Antarctica suggest a huge meteor struck Earth 250 million years ago.
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- Environment
Will climate change depose monarchs?
If Mexico gets too wet, migrating monarch butterflies could lose their winter refuges.
- Environment
Plastic meals for seals
Pieces of discarded plastic can end up in the stomachs of seals.
- Climate
Weekend weather really is different
When it comes to temperature, weekend weather has its own highs and lows.
- Environment
Watching for wldfires in Yellowstone
Forest fires can cause considerable damage, yet entire ecosystems may depend on them for survival.
- Environment
Swimming with sharks and stingrays
Marine reserves not only protect sharks, fish, and other sea creatures but also allow people to interact with them.
- Earth
Undersea vent system active for ages
Chemical analyses reveal that the tall towers of a set of hydrothermal vents called the Lost City have been growing for 30,000 years.
- Environment
Less mixing can affect lake’s ecosystem
Warming a large lake can cut microorganism populations and disturb its food chain.
- Environment
Cliff snails and rock climbers
Rock climbers can accidentally wipe out communities of cliff snails.
