Reshuffled Rivers Bolster the Amazon’s Hyper-Biodiversity
The rainforest’s lush genetic diversity may be due in part to the dynamics of branching rivers, which serve as invisible fences between bird populations.
Peptides on Stardust May Have Provided a Shortcut to Life
The discovery that short peptides can form spontaneously on cosmic dust hints at more of a role for them in the origin of life, on Earth or elsewhere.
Scientists Watch a Memory Form in a Living Brain
While observing fearful memories take shape in the brains of fish, neuroscientists saw an unexpected level of synaptic rewiring.
The Most Complete Simulation of a Cell Probes Life’s Hidden Rules
A 3D digital model of a “minimal cell” leads scientists closer to understanding the barest requirements for life.