
Fossils Throw Mammalian Family Tree into Disarray
Studies disagree on whether Jurassic haramiyids were true mammals

Fossils Throw Mammalian Family Tree into Disarray
Studies disagree on whether Jurassic haramiyids were true mammals

Today's Climate Change Proves Much Faster Than Changes in Past 65 Million Years
Climate change is occurring 10 to 100 times faster than in the past and ecosystems will find it hard to adjust


Produce Woolly Mammoth Stem Cells, Says Creator of Dolly the Sheep
Sir Ian Wilmut proposes an alternative method as a possible means of creating a mammoth--or a hybrid. Such research could lead to major biological discoveries and advances

Why We "Got Milk"
When a single genetic mutation first let ancient Europeans drink milk, it set the stage for a continental upheaval

Dinosaur-Killing Comet Didn't Wipe Out Freshwater Species
New research shows freshwater organisms fared better than others after the most recent extinction event

Oldest Grave Flowers Unearthed
The aromatic plants, placed in a burial pit dating to nearly 14,000 years ago, sheds light on some of the rituals used by one of the earliest human cultures living in fixed settlements

Missing Snail Trail Fosters Migration Theory
Isolated, related snail populations in Ireland and the Pyrenees suggests that humans carried the creatures north by sea. Dina Fine Maron reports

Dog Genetics Spur Scientific Spat
Researchers disagree over the whens and wheres of canine domestication

French Wine Had Italian Origins
Archaeological evidence indicates that France's winemaking techniques and grapes originated in Etrusca, part of present-day Italy. Cynthia Graber reports

Tiny Plants That Once Ruled the Seas
Around 250 million years ago animals in the seas began to diversify with gusto. Remarkably, the evolution of minute plants known as phytoplankton probably powered that dramatic explosion

Scientists Use Faux Fossils to Learn How Insect Colors Evolved
Scientists artificially age insects in a bid to learn how their colors evolved

All in the Family
New evidence shows that a controversial fossil may be the oldest human ancestor