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.

settlers, immunology, evolution, developmental biology, neuroscience
Image of the Day: This Little Piggy
Image of the Day: This Little Piggy
Sukanya Charuchandra | Sep 20, 2018
Recordings of electrical activity in porcine brains finds similarities to rodent neural tissue.
Microglia Cause Cognitive Decline in Obese Mice
Microglia Cause Cognitive Decline in Obese Mice
Diana Kwon | Sep 10, 2018
The brain’s immune cells gobble up synapses in the hippocampi of rodents fed high-fat or high-sugar diets.
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.
Exercise&rsquo;s Benefits to Dementia Can Be Made Chemically
Exercise’s Benefits to Dementia Can Be Made Chemically
Ruth Williams | Sep 6, 2018
Boosting both neurogenesis and a brain-derived growth factor can mimic the cognitive benefits of exercise in a mouse mode of Alzheimer’s disease.
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.
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.
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.