stool, immunology, evolution
Hawaiian Spiders on Different Islands Evolved Same Disguise in Parallel
Hawaiian Spiders on Different Islands Evolved Same Disguise in Parallel
Catherine Offord | Mar 8, 2018
In an unusual evolutionary twist, local stick spiders have come up with an almost identical repertoire of color morphs in multiple locations.
EPA’s Scott Pruitt Doesn’t Buy Evolution
EPA’s Scott Pruitt Doesn’t Buy Evolution
Kerry Grens | Mar 5, 2018
In audio files from 2005, the future Administrator of the EPA said there’s a lack of “sufficient scientific facts” to back the theory.
Circulating Mitochondrial DNA Alerts Immune System to Danger
Circulating Mitochondrial DNA Alerts Immune System to Danger
Katarina Zimmer | Mar 1, 2018
In response to short DNA fragments, lymphocytes release mitochondrial DNA that helps trigger an immune response.
Paleoproteomics Opens a Window into the Past
Paleoproteomics Opens a Window into the Past
Catherine Offord | Mar 1, 2018
Researchers are looking to proteins to explore the biology of ancient organisms, from medieval humans all the way back to dinosaurs.
Eat Yourself to Live: Autophagy’s Role in Health and Disease
Eat Yourself to Live: Autophagy’s Role in Health and Disease
Vikramjit Lahiri and Daniel J. Klionsky | Mar 1, 2018
New details of the molecular process by which our cells consume themselves point to therapeutic potential.
Image of the Day: Size Matters
Image of the Day: Size Matters
The Scientist Staff | Feb 23, 2018
The male proboscis monkey’s large nose probably evolved in response to female preference and competition between males.
Bats May Have Taken on Viruses To Stay in Flight
Bats May Have Taken on Viruses To Stay in Flight
Ashley Yeager | Feb 23, 2018
Dampening the immune response to stay up in the air may have helped bats become tolerant to viral infections.
Strong Tides May Have Driven Ancient Fish to Dry Land
Strong Tides May Have Driven Ancient Fish to Dry Land
Jim Daley | Feb 15, 2018
A closer moon and ideal coastal conditions for tide pool formation may have started the evolutionary transition of tetrapods.
Stem Cell Vaccine Protects Mice From Cancer
Stem Cell Vaccine Protects Mice From Cancer
Ruth Williams | Feb 15, 2018
Stem cells and cancer cells have enough molecular similarities that the former can be used to trigger immunity against the latter.
Amazonian Fish Genome Challenges Long-Held Assumptions About Asexual Reproduction
Amazonian Fish Genome Challenges Long-Held Assumptions About Asexual Reproduction
Jim Daley | Feb 15, 2018
Poecilia formosa, an all-female fish species, has a surprisingly robust genome.