8,274 results
8,274 results for: Fish
- Animals
Frustrated fish get feisty
Smaller rainbow trout become more aggressive towards bigger fish when they don’t their usual treats.
- Climate
Crop nutrients may drop as carbon dioxide rises
Many staple grains and legumes pack 5 to 10 percent less iron, zinc and protein when grown at carbon dioxide levels expected midcentury.
- Animals
Secrets of a sailfish attack
The large, long-nosed sailfish use their rostrums more like a sword than a spear to attack prey.
- Animals
What animal is the world’s best rock climber?
Lots of animals manage to scale vertical heights, and each has their own way of accomplishing the feat.
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- Planetary Science
The ice of a distant moon
Jupiter’s moon Europa hides a liquid ocean, and conceivably life, under kilometers of ice. The challenge for engineers is how to penetrate that frozen barrier with technology that can be launched into space and operated remotely.
- Climate
Reef fish act drunk in carbon dioxide–rich ocean waters
In first test in the wild, fish near reefs that bubble with CO2 lose fear of predators’ scent.
- Life
Find your inner fish with PBS series on human evolution
A new documentary explores how the human body came together over 3.5 billion years of animal evolution.
- Health & Medicine
Induced labor doesn’t necessarily kick off cascade of interventions
A large analysis of clinical trials finds that jump-starting labor actually leads to fewer C-sections, a finding that runs contrary to common birthing wisdom.
- Animals
Submariners’ ‘bio-duck’ is probably a whale
First acoustic tags on Antarctic minke whales suggest the marine mammals are the long-sought source of the mysterious bio-duck sound.
- Psychology
Babies learn some early words by touch
Tactile cues provided by caregivers give infants a leg up on learning words for body parts.
- Animals
Lionfish grow wary after culling
Efforts to control invasive lionfish could make them more difficult to catch.
