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In This Issue

Disaster Goes Global: The eruption in 1600 of a seemingly quiet volcano in Peru changed global climate and triggered famine as far away as Russia
Evolution's Ear: Recent changes in hearing-related genes may have influenced language development
Pop chirp bite crunch chew: The ultrasonic din of dying trees inspires a new kind of research to save forests from beetle attacks — and battle climate change
This week's table of contents

:: Biology

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Carbon caveat

Adding carbon compounds to some ocean systems may lead to a counterintuitive drop in their overall carbon content — and how much carbon dioxide the ocean could store.
Found in: Biology and Earth
FBI reveals more details of anthrax investigation

A panel of scientists involved in the anthrax investigations released new details.
Found in: Biology, Chemistry and Science & Society
I, Magpie

Some magpies recognize themselves in mirrors, indicating that a basic form of self-recognition evolved in one family of birds.
Found in: Behavior, Biology and Life
Immune cells show long-term memory

Survivors of the 1918 Spanish flu pandemic still make antibodies against the virus, revealing a long-lived immunity previously thought impossible.
Found in: Biology, Biomedicine, Body & Brain and Life
Vegetarian spider

The first known spider with a predominantly meatless diet nibbles trees.
Found in: Biology and Life
How the snake got its fangs

A study of snake embryos suggests that fangs evolved once, then moved around in the head to give today’s snakes a variety of bites.
Found in: Biology and Life
Nomadic ants hunt mushrooms

A species of ants not well understood surprises researchers with a nomadic lifestyle, roaming the rainforest on fungal forays.
Found in: Biology, Ecology and Life
Science & the Public: Fish Houses

Tanked half-way houses allow people and fish to get acquainted on their own terms — and exhibit their individual personalities.
Found in: Biology, Ecology, Environment, Life and Science & Society
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