Search Results for: Vertebrates
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1,539 results
1,539 results for: Vertebrates
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What’s Worth Saving?
A fracas over a biological term could have huge consequences for conservation.
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Do Antibodies Pack a Deadly Punch?
These immune molecules may directly kill, not just tag, microbes.
- Anthropology
Out on a Limb
The science of body development may make kindling out of evolutionary trees.
- Plants
Botany under the Mistletoe
Twisters, spitters, and other flowery thoughts for romantic moments.
- Humans
Science News of the Year 2000
A review of important scientific achievements reported in Science News during the year 2000.
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- Paleontology
The Latest Pisces of an Evolutionary Puzzle
The recent discovery of coelacanths off the northeastern coast of South Africa was the first sighting of the rare fish in that country since the first living coelacanth, a type of fish thought to have been extinct for millions of years, was caught there in late 1938.
- Paleontology
Beyond Bones
The forensic analysis of trace fossils such as footprints, nests, burrows, and even coprolites—fossilized feces—reveal subtle clues about ancient species, their behavior, and their environment.
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Telltale Heart
Genetics is revealing the first steps in building a heart—the organ that is first to develop, subject to the most birth defects, and difficult to heal when damaged later in life.
- Health & Medicine
Ancient Estrogen
A jawless fish ancestor may have revealed the most ancient of hormones and how current hormones evolved from it.
- Paleontology
A Ticklish Debate
Paleontologists engaged in a contentious debate about the origins of feathers often reach interpretations that are poles apart, and they defend their views with fervor.
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