Animals evolved from single-celled ancestors, before diversifying into 30 or 40 distinct anatomical designs. When and how animal ancestors made the transition from single-celled microbes to complex multicellular organisms ...
Archaeology
Nov 27, 2019
3
114
Endocytosis, a fundamental process that cells use to take in macromolecules, functions a lot like an airlock on a spaceship—but squishier, says Dr. Gunther Hollopeter, assistant professor of molecular medicine at the Cornell ...
Cell & Microbiology
Nov 14, 2019
0
24
Slime has been present on Earth for a very long time—almost 2 billion years, according to a recent reassessment of fossil evidence.
Paleontology & Fossils
Oct 10, 2019
1
100
Sponges form an extensive animal phylum with over 7,500 species worldwide, which occur in a wide range of habitats in the ocean. A special feature of this animal phylum is their ability to filter seawater, through which these ...
Ecology
Sep 25, 2019
0
7
Rice University scientists have found a way to engineer a new kind of cell differentiation in bacteria, inspired by a naturally occurring process in stem cells.
Cell & Microbiology
Aug 12, 2019
0
191
Most multicellular organisms on Earth—including you—begin as a single fertilized egg and then undergo a complex choreography of cellular growth to become a functioning adult composed of countless cells. Understanding ...
Molecular & Computational biology
Aug 2, 2019
0
55
Researchers from ETH Zurich and the University of Tübingen have taken a high-resolution look at the structure and function of cell-to-cell connections in filamentous, multicellular cyanobacteria. This enables them to explain ...
Cell & Microbiology
Jul 12, 2019
0
169
For soil microorganisms, how much of their life's work is driven by evolution (nature) versus their current environmental (nurture)?
Plants & Animals
Jun 21, 2019
0
1
Climate change is about big things: melting ice sheets, rising seas, the feverish temperature of the planet.
Environment
Jun 19, 2019
1
9
New research from the University of Nebraska-Lincoln has revealed how fruit fly larvae with a seemingly fatal flaw can survive and advance to adulthood.
Cell & Microbiology
Jun 13, 2019
1
36
