Search Results for: Fish
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8,234 results for: Fish
- Materials Science
A new cooling technique relies on untwisting coiled fibers
A “twist fridge” operates via twistocaloric cooling, a technique that generates cooling by unraveling twisted strands.
- Animals
5 reasons you might be seeing more wildlife during the COVID-19 pandemic
From rats and coyotes in the streets to birds in the trees, people are noticing more animals than ever during the time of the coronavirus.
- Climate
How scientists wrestle with grief over climate change
With climate change altering our world at an increasing pace, scientists who monitor and study nature are frustrated and grieving.
- 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.
- Animals
Beaked whales may evade killer whales by silently diving in sync
To slip past predators, beaked whales appear to synchronize their deep dives, staying silent while not hunting and ascending far from where they dove.
- Ecosystems
Moonlight shapes how some animals move, grow and even sing
The moon’s light influences lion prey behavior, dung beetle navigation, fish growth, mass migrations and birdsong.
By Erin Wayman - 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.
By Shannon Hall - Animals
Tiny structures in dragonfish teeth turn them into invisible daggers
The teeth of deep-sea dragonfish are transparent because of nanoscale crystals and rods that let light pass through without being scattered.
- Animals
Humpback whales in the South Atlantic have recovered from near-extinction
A new count shows the population off Brazil went from about 450 in the 1950s to some 25,000 today.
- Earth
Only a third of Earth’s longest rivers still run free
Mapping millions of kilometers of waterways shows that just 37 percent of rivers longer than 1,000 kilometers remain unchained by human activities.
- 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.
- Tech
Tiny magnetic coils could help break down microplastic pollution
Carbon nanotubes designed to release plastic-eroding chemicals could clear the long-lasting trash from waterways.