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Paleontologists Find Extinction Rates Higher in Open-Ocean Settings During Mass Extinctions
Researchers have uncovered a
strikingly pattern for
ancient mass extinctions:
extinctions rates during
mass extinctions were
... > full story
'Hobbits' Are a New Human Species, According to Statistical Analysis of Fossils
Researchers have confirmed
that Homo floresiensis is a
genuine ancient human
species and not a descendant
of healthy humans dwarfed by
... > full story
Extinct Moa Rewrites New Zealand's History
The evolutionary history of
New Zealand's many extinct
flightless moa has been
re-written in the first
comprehensive study of more
than 260 sub-fossil
specimens to combine all
... > full story
Evolution of Highly Toxic Box Jellyfish Unraveled
With thousands of stinging
cells that can emit deadly
venom from tentacles that
can reach ten feet in
length, the 50 or so species
of box jellyfish have long
... > full story
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Origin of Life: Generating RNA Molecules in Water
November 20, 2009 — A key question in the origin of biological molecules like RNA and DNA is how they first came together billions of years ago from simple precursors. Now, researchers have reconstructed one of the ... > full story -
Using Darwin in Helping to Define the Biological Essentiality of Silicon and Aluminium
November 17, 2009 — In this year, 200th anniversary of the birth of Charles Darwin and the 150th anniversary of the publication of ‘On the Origin of Species’ a UK scientist has used Darwin’s seminal ... > full story -
Slowing Evolution to Stop Drug Resistance
November 17, 2009 — Infectious organisms that become resistant to antibiotics are a serious threat to human society. They are also a natural part of evolution. In a new project, researchers in Sweden are attempting to ... > full story -
Ancient Penguin DNA Raises Doubts About Accuracy of Genetic Dating Techniques
November 15, 2009 — Penguins that died 44,000 years ago in Antarctica have provided extraordinary frozen DNA samples that challenge the accuracy of traditional genetic aging measurements, and suggest those approaches ... > full story -
Darwin Meets Facebook: Social Networking Tool Lets Natural Historians Share Data
November 12, 2009 — Natural history plans to chart life on earth, yet the discipline risks being buried under a landslide of painstakingly collected data that isn't always used. Now researchers at London's Natural ... > full story -
Warm-Blooded Dinosaurs Worked Up A Sweat
November 11, 2009 — Were dinosaurs "warm-blooded" like present-day mammals and birds, or "cold-blooded" like present day lizards? The implications of this simple-sounding question go beyond deciding whether or not you'd ... > full story -
New Fossil Plant Discovery Links Patagonia To New Guinea In A Warmer Past
November 10, 2009 — Fossil plants provide clues as to what our planet looked like millions of years ago. Identifying fossil plants can be tricky, however, when plant organs fail to be preserved. Researchers recently ... > full story -
Male Sabertoothed Cats Were Pussycats Compared To Macho Lions
November 6, 2009 — Despite their fearsome fangs, male sabertoothed cats may have been less aggressive than many of their feline cousins, says a new study of male-female size differences in extinct big ... > full story -
'Duck-Billed' Dinosaurs: Last European Hadrosaurs Lived In Iberian Peninsula
November 6, 2009 — Spanish researchers have studied the fossil record of hadrosaurs, the so-called "duck-billed" dinosaurs, in the Iberian Peninsula for the purpose of determining that they were the last of their kind ... > full story -
Caught In The Act: Butterfly Mate Preference Shows How One Species Can Become Two
November 6, 2009 — Breaking up may not be hard to do, say scientists who've found a population of tropical butterflies that may be splitting into two distinct species. The cause of this particular break-up? A shift in ... > full story
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