New cryogenic shape memory alloy designed for outer space
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Updates every hour. Last Updated: 28-Aug-2025 19:11 ET (28-Aug-2025 23:11 GMT/UTC)
POSTECH, MPK, and Max Planck Institute for Nuclear Physics have revealed the hidden dynamics of electrons during quantum tunneling.
Critically Endangered female angelsharks (Squatina squatina) are changing normal mating routines in warming oceans as they prioritise staying cool over visiting breeding grounds when things get too hot.
These changes are creating a potential mismatch in the mating behaviours between the sexes of angelshark that could have severe consequences for the future of the species, scientists say.
Despite their critical role in turf maintenance and because they aren’t pest management tools, wetting agents do not go through the same federal registration and labeling process as herbicides, fungicides, or insecticides, resulting in less research data about what they are and how they work. In the absence of such data, marketing terminology such as “penetrant” or “retainer,” along with anecdotal evidence, have been used instead. After several years of research, the results are in on the difference in turfgrass soil surfactants that are marketed as “penetrants” and “retainers.” The study titled “Penetrants Versus Retainers: Comparing Soil Surfactant Terminology to Performance in Sand-Based Putting Greens” found that differences between soil surfactants marketed as “penetrants” or “retainers” were inconsistent, if present at all.