8,291 results
8,291 results for: Fish
- Health & Medicine
What the new nutrition guidelines get wrong about fat
New U.S. dietary guidelines promote eating full-fat foods and meats. But experts say nuts and seed oils are better sources of the two crucial fats we need.
- Plants
Check out 6 ways orchids use tricks to reproduce
This spring, these six orchids will lure pollinators with mimicry, scent or other unusual strategies.
- Animals
Canadian humpback whales thrive with a little help from their friends
Humpback whales are teaching each other a feeding technique called bubble netting, and it's helping a Canadian population recover from whaling.
- Animals
Some penguins save energy by riding ocean currents
When navigating home, Magellanic penguins alternate between heading straight back in calm waters and swimming with the flow in strong ocean currents.
- Climate
Lakes are growing in Alaska. That’s not entirely a bad thing
Alaska’s glacial lakes are growing as glaciers retreat out of basins. These lakes will change desolate glacial rivers into thriving salmon habitat.
- Animals
50 years after ‘Jaws,’ sharks face their own terror
Humans have driven sharks and their cousins to the brink of extinction. The health of the entire ocean is at stake.
- Animals
Just like humans, many animals get more aggressive in the heat
From salamanders to monkeys, many species get more violent at warmer temperatures — a trend that may shape their social structures as the world warms.
- Humans
Napoleon’s retreating army may have been plagued by these microbes
DNA from Napoleonic soldiers’ teeth uncovered two fever-causing bacteria that may have worsened the army’s fatal retreat from Russia.
- Animals
These are our favorite animal stories of 2025
From clever cockatoos to vomiting spiders, these cool critters captivated us this year.
- Life
From viruses to elephants, nature thrives on tiled patterns
A compilation of 100 examples of biological tilings shows how repeated natural motifs enhance strength, flexibility and other key functions.
- Animals
Animals experience joy. Scientists want to measure it
Scientists have long focused on quantifying fear and other negative emotions in animals. Now they’re trying to measure positive feelings — and it’s a challenge.
- Microbes
This giant microbe organizes its DNA in a surprising way
3-D microscopy shows that the giant bacterium Thiovulum imperiosus squeezes its DNA into peripheral pouches, not a central mass like typical bacteria.
