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Animal Interaction Behind Cambrian Explosion? 'Missing' Ancestors Of Today's Animals May Not Be Missing After All
An event as simple as the
world's first bite may have
sparked an ancient
"explosion" of life 500
million years ago that led
... > full story
Platypus Genome Explains Animal's Peculiar Features; Holds Clues To Evolution Of Mammals
The duck-billed platypus:
part bird, part reptile,
part mammal -- and the
genome to prove it.
Scientists have decoded the
... > full story
Ancient Ecosystems Organized Much Like Our Own
Similarities between
half-billion-year-old and
recent food webs point to
deep principles underpinning
the structure of ecological
relationships, as shown by
... > full story
What Are The Odds Of Finding Extraterrestrial Intelligent Life?
A mathematical model
suggests that the odds of
finding new life on other
Earth-like planets are low,
given the time it has taken
... > full story
- Animal Interaction Behind Cambrian Explosion? 'Missing' Ancestors Of Today's Animals May Not Be Missing After All
- Platypus Genome Explains Animal's Peculiar Features; Holds Clues To Evolution Of Mammals
- Ancient Ecosystems Organized Much Like Our Own
- What Are The Odds Of Finding Extraterrestrial Intelligent Life?
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Ancient DNA: Reconstruction Of The Biological History Of A Human Society
April 11, 2008 — Archaeologists have reconstructed the history of the evolution of human population and answered questions about history, using DNA extracted from skeleton remains at the Aldaieta necropolis. It is ... > full story -
Evolution In The Classroom: 'Evolution Machine' Lets Students See It Happen
April 9, 2008 — Evolution has taken another step away from being dismissed as "a theory" in the classroom. A new article documents the automation of evolution: researchers have produced a computer-controlled system ... > full story -
Meteorites Delivered The 'Seeds' Of Earth's Left-hand Life, Experts Argue
April 7, 2008 — Desert heat, a little water, and meteorite impacts may have been enough to cook up one of the first prerequisites for life: The dominance of "left-handed" amino acids, the building blocks of life on ... > full story -
Is DNA Repair A Substitute For Sex?
April 4, 2008 — Birds and bees may do it, but the microscopic animals called bdelloid rotifers seem to get along just fine without sex, thank you. What's more, they have done so over millions of years of evolution, ... > full story -
When Evolution Tends To Maximize The Diversity And Functioning Of Ecosystems
April 2, 2008 — Evolution can lead to greater biological diversity, and particularly to improvements in the functioning of ecosystems. New research shows evolution as a structuring force for ecosystems, and it open ... > full story -
Menopause Is An Adaptation To Minimize Reproductive Competition Between Females In A Family, Research Suggests
April 1, 2008 — Insight into why females of some species undergo menopause while others do not has proven elusive despite an understanding of the biological mechanisms behind the change. However, new research ... > full story -
Study Questions 'Cost Of Complexity' In Evolution
April 1, 2008 — Higher organisms do not have a "cost of complexity" -- or slowdown in the evolution of complex traits -- according to a new article in Nature. Biologists have long puzzled over the relationship ... > full story -
For The Paper Trail Of Life On Mars Or Other Planets, Find Cellulose
April 1, 2008 — Looking for evidence of life on Mars or other planets? Finding cellulose microfibers would be the next best thing to a close encounter, according to new research. The new research also pushes back ... > full story -
Reason For Almost Two Billion Year Delay In Animal Evolution On Earth Discovered
March 27, 2008 — Scientists from around the world have reconstructed changes in Earth's ancient ocean chemistry during a broad sweep of geological time, from about 2.5 to 0.5 billion years ago. They have discovered ... > full story -
Skulls Of Modern Humans And Ancient Neanderthals Evolved Differently Because Of Chance, Not Natural Selection
March 20, 2008 — New research adds to the evidence that chance, rather than natural selection, best explains why the skulls of modern humans and ancient Neanderthals evolved differently. The findings may alter how ... > full story
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