Evolutionary Biologist Richard Lewontin Dies at 92
Evolutionary Biologist Richard Lewontin Dies at 92
The Harvard University evolutionary biologist pioneered the use of protein gel electrophoresis to study molecular genetics.  
Evolutionary Biologist Richard Lewontin Dies at 92
Evolutionary Biologist Richard Lewontin Dies at 92

The Harvard University evolutionary biologist pioneered the use of protein gel electrophoresis to study molecular genetics.  

The Harvard University evolutionary biologist pioneered the use of protein gel electrophoresis to study molecular genetics.  

evolutionary biology
Infographic: Microbiome-Driven Adaptations in Animals
Infographic: Microbiome-Driven Adaptations in Animals
Catherine Offord | Jul 1, 2021
Researchers are using experiments and observational studies to look for host genetic variation that could be partly determined by the gut microbiota.
The Inside Guide: The Gut Microbiome’s Role in Host Evolution
The Inside Guide: The Gut Microbiome’s Role in Host Evolution
Catherine Offord | Jul 1, 2021
Bacteria that live in the digestive tracts of animals may influence the adaptive trajectories of their hosts.
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“Dragon Man” May Replace Neanderthal as Our Closest Relative
“Dragon Man” May Replace Neanderthal as Our Closest Relative
Amanda Heidt | Jun 25, 2021
A massive, well-preserved skull discovered in China in the 1930s belongs to a new species called Homo longi, researchers report, but experts remain skeptical about the evidence.
Deadly Facial Tumors Spur Tasmanian Devil Evolution: Study
Deadly Facial Tumors Spur Tasmanian Devil Evolution: Study
Christie Wilcox | Jun 16, 2021
The largest study to date of the animals’ genetics provides robust evidence that they are adapting to survive a highly lethal, contagious cancer scientists feared would cause their extinction.
Salamander Expert David Wake Dies at 84
Salamander Expert David Wake Dies at 84
Lisa Winter | May 21, 2021
Throughout his career, the University of California, Berkeley, herpetologist named 144 species of salamanders.
Whole-Genome Data Point to Four Species of Giraffe
Whole-Genome Data Point to Four Species of Giraffe
Ruth Williams | May 6, 2021
The genome sequences of 51 giraffes from all over Africa contribute to the latest attempt in an ongoing pursuit to pin down a species number.
Infographic: Animals of Different Species Hybridize
Infographic: Animals of Different Species Hybridize
Ashley Yeager | May 1, 2021
The offspring of crosses between related species can sometimes fill a new environmental niche, and such hybridizations may even lead to speciation.
Hybrid Animals Are Not Nature’s Misfits
Hybrid Animals Are Not Nature’s Misfits
Ashley Yeager | May 1, 2021
In the 20th century, animals such as mules and ligers that had parents of different species were considered biological flukes, but genetic sequencing is beginning to unravel the critical role of hybridization in evolution.
“Rogue” Protein Could Contribute to Humans’ High Cancer Rates
“Rogue” Protein Could Contribute to Humans’ High Cancer Rates
Asher Jones | Apr 1, 2021
A mutant protein called Siglec-XII may promote carcinoma progression in humans, but inactivation of its gene seems to avoid the problem, according to a study.
Free Fallin’: How Scientists Study Unrestrained Insects
Free Fallin’: How Scientists Study Unrestrained Insects
Amanda Heidt | Mar 1, 2021
Researchers are pulling from video games, sports broadcasting, meteorology, and even missile guidance technology to better investigate how insects have mastered flight.
Infographic: VR, Radar, and Other Tricks for Studying Insects
Infographic: VR, Radar, and Other Tricks for Studying Insects
Amanda Heidt | Mar 1, 2021
Researchers are getting creative to understand flight behavior in the fast-moving and tiny animals.
Questions Raised About How an Ancient Hominin Moved
Questions Raised About How an Ancient Hominin Moved
Abby Olena | Feb 24, 2021
A new analysis of the hand of the 4.4-million-year-old partial skeleton of Ardipithecus ramidus indicates that the human ancestor may have climbed and swung through trees like chimpanzees do.
Regulators of Gene Activity in Animals Are Deeply Conserved
Regulators of Gene Activity in Animals Are Deeply Conserved
Amanda Heidt | Nov 6, 2020
Enhancers, short regions of DNA that direct gene expression, of species separated by 700 million years of evolution worked interchangeably, according to a new study.
How a Centipede Survives its Own Species’ Venom
How a Centipede Survives its Own Species’ Venom
Shawna Williams | Nov 1, 2020
The same toxin targets different receptors in prey and conspecifics to deliver either a lethal or non-lethal blow.
Y Chromosome from Early Modern Humans Replaced Neanderthal Y
Y Chromosome from Early Modern Humans Replaced Neanderthal Y
Jef Akst | Sep 24, 2020
A selective advantage may have led the modern human Y chromosome to sweep through the Neanderthal population after it was introduced via interbreeding more than 100,000 years ago.
Singing Dogs, Once Thought Extinct, Found in the Wild
Singing Dogs, Once Thought Extinct, Found in the Wild
Lisa Winter | Sep 1, 2020
A new genetic analysis confirms prior sightings in New Guinea.
Genetics Steps In to Help Tell the Story of Human Origins
Genetics Steps In to Help Tell the Story of Human Origins
Katarina Zimmer | Sep 1, 2020
Africa’s sparse fossil record alone cannot reveal our species’ evolutionary history.
Infographic: Meet Your Ancient Ancestors and Relatives in Africa
Infographic: Meet Your Ancient Ancestors and Relatives in Africa
Katarina Zimmer | Sep 1, 2020
Modern human genomes and bones left behind from ancient hominins in Africa tell a complex story about the origins of our species.
Contributors
Contributors
The Scientist Staff | Jun 1, 2020
Meet some of the people featured in the June 2020 issue of The Scientist.