Fossilized Lipids Confirm <em>Dickinsonia</em> as One of the Earliest Animals
Fossilized Lipids Confirm Dickinsonia as One of the Earliest Animals
An analysis of organic material from 500-million-year-old fossils upholds the theory that the mysterious creatures were early forms of animal life.
Fossilized Lipids Confirm Dickinsonia as One of the Earliest Animals
Fossilized Lipids Confirm Dickinsonia as One of the Earliest Animals

An analysis of organic material from 500-million-year-old fossils upholds the theory that the mysterious creatures were early forms of animal life.

An analysis of organic material from 500-million-year-old fossils upholds the theory that the mysterious creatures were early forms of animal life.

politics, developmental biology, evolution, immunology
Image of the Day: On the Wing
Image of the Day: On the Wing
Sukanya Charuchandra | Sep 21, 2018
 A model helps recapitulate the geometric patterning of insect wings.
Geneticist Luigi Luca Cavalli-Sforza Dies
Geneticist Luigi Luca Cavalli-Sforza Dies
Sukanya Charuchandra | Sep 6, 2018
He was known for his work on the gene-culture theory of human evolution and the Human Genome Diversity Project.
AACR Apologizes for Delays in Retracting Papers
AACR Apologizes for Delays in Retracting Papers
Catherine Offord | Sep 5, 2018
Nine of the most recent retractions from AACR journals are for papers coauthored by embattled cancer researcher Bharat Aggarwal.
Adult Cardiac Stem Cells Don&rsquo;t Exist: Study
Adult Cardiac Stem Cells Don’t Exist: Study
Diana Kwon | Sep 5, 2018
A mouse study adds to the growing body of work disputing the ability of progenitor cells to regenerate muscle tissue in adult mammals’ hearts.
No Enemy
No Enemy
Bob Grant | Sep 1, 2018
Science journalists are essential to advancing the quality of the research enterprise.
Ten-Minute Sabbatical
Ten-Minute Sabbatical
The Scientist Staff | Sep 1, 2018
Take a break from the bench to puzzle and peruse.
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.
Tiny Tunnels Run from the Skull to the Brain: Study
Tiny Tunnels Run from the Skull to the Brain: Study
Ashley Yeager | Aug 29, 2018
Immune cells travel through these passageways to get to injured tissue quickly, researchers say.
Ebola Update: More Experimental Treatments, Health Workers at Risk
Ebola Update: More Experimental Treatments, Health Workers at Risk
Catherine Offord | Aug 23, 2018
The number of cases in Democratic Republic of Congo’s latest outbreak of the virus has now surpassed 100.