DEIR AL-BALAH, Gaza Strip—Israeli airstrikes killed at least 46 people in the Gaza Strip in the past day, including 11 at a makeshift cafeteria in an Israeli-declared humanitarian zone, medics said.
An international team of scientists has just confirmed the presence there of two species of Pseudo-nitzschia diatoms capable of producing a dangerous neurotoxin that can cause severe sickness and ...
Large herbivores like bison or elk have continuously lived in the Yellowstone National Park region for about 2,300 years, according to a new analysis of chemicals preserved in lake sediments.
This includes the formation of silicates in algae and diatoms, carbonates in invertebrates, and calcium phosphates and carbonates in the hard tissues of vertebrates. Here, the authors examine the ...
Diatoms (blue/white/yellow) frozen on an electron microscopy grid (copper) during a sample preparation step for cryo-electron tomography. Credit: Benoit Gallet and Martin Oeggerli, Micronaut A ...