Signs of Ancient Microbial Life Questioned
Signs of Ancient Microbial Life Questioned
New findings cast doubt on previous claims that structures found preserved in rocks in Greenland are stromatolites, but the original authors say the discrepancy lies in different samples.
Signs of Ancient Microbial Life Questioned
Signs of Ancient Microbial Life Questioned

New findings cast doubt on previous claims that structures found preserved in rocks in Greenland are stromatolites, but the original authors say the discrepancy lies in different samples.

New findings cast doubt on previous claims that structures found preserved in rocks in Greenland are stromatolites, but the original authors say the discrepancy lies in different samples.

paleontology
Signs of Ancient Microbial Life Questioned
Signs of Ancient Microbial Life Questioned
Abby Olena | Oct 17, 2018
New findings cast doubt on previous claims that structures found preserved in rocks in Greenland are stromatolites, but the original authors say the discrepancy lies in different samples.
Ancient Teeth Tell the History of Equine Dentistry
Ancient Teeth Tell the History of Equine Dentistry
Sukanya Charuchandra | Oct 1, 2018
Researchers studied 3,000-year-old skeletal remains from Mongolia to understand the origins of veterinary dental practices.
Fossilized Lipids Confirm <em>Dickinsonia</em> as One of the Earliest Animals
Fossilized Lipids Confirm Dickinsonia as One of the Earliest Animals
Ruth Williams | Sep 20, 2018
An analysis of organic material from 500-million-year-old fossils upholds the theory that the mysterious creatures were early forms of animal life.
What Was Lost in the Fire that Destroyed Brazil&rsquo;s Largest Museum
What Was Lost in the Fire that Destroyed Brazil’s Largest Museum
Marcia Triunfol | Sep 4, 2018
Scientists work to help relocate colleagues who lost everything.
Rat Remains Reveal Landscape Changes Wrought by Human Settlement of Polynesia
Rat Remains Reveal Landscape Changes Wrought by Human Settlement of Polynesia
Shawna Williams | Sep 1, 2018
Isotope changes in the bones demonstrate a similar pattern across far-flung islands.
Image of the Day: Baby Boom
Image of the Day: Baby Boom
Sukanya Charuchandra | Aug 31, 2018
Researchers describe the remains of a clutch of extinct mammal-like animals.
Image of the Day: Hanger-On
Image of the Day: Hanger-On
Sukanya Charuchandra | Aug 29, 2018
Newly identified species of fossilized parasitic wasps were found inside their hosts.
Image of the Day: Bear Bones
Image of the Day: Bear Bones
Sukanya Charuchandra | Aug 28, 2018
Modern brown bears carry DNA from extinct cave bears that lived during the Ice Age.
Girl Had a Denisovan Dad and Neanderthal Mom
Girl Had a Denisovan Dad and Neanderthal Mom
Sukanya Charuchandra | Aug 22, 2018
Genetic analysis of a bone fragment reveals the girl’s mixed ancestry 90,000 years ago. 
Image of the Day: A Case of Mistaken Identity
Image of the Day: A Case of Mistaken Identity
Sukanya Charuchandra | Aug 22, 2018
By reevaluating a fossil species, researchers have developed a new theory for the lemur colonization of Madagascar.