In fruit flies, two chitin synthase types, Kkv and Chs2, are specifically active in different tissues: Kkv in the exoskeleton and Chs2 in the gut’s peritrophic matrix Kkv and Chs2 are not ...

Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear immediately following publication. Citation ...

Abstract: The article presents a short characterization of radiolocation devices enabling the detection and tracking of artillery shells. Selected types of Polish radars with shells detection ...

Higher degree research students in education are largely underprepared for understanding or employing statistical data analysis methods. This is despite their need to read literature in their field ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

Turtles and tortoises can store a decades-long record of past exposure to radioactive contamination on their backs. When exposed to fallout from nuclear weapons testing or accidental waste releases, ...

TOKYO—Japan is in talks to provide artillery shells to the U.S. to bolster stocks for Ukraine’s counteroffensive against Russia—a pivot for a country that has long curbed exports of lethal weapons. A ...