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Thursday, August 12, 2021

Mass Extinction That Wiped Out Dinosaurs Didn't Hit Shark Diversity: Study

Researchers say that the survival and evolution of sharks through multiple mass extinctions received little analytical attention. A new study has now attempted to shed some light on their evolution...

from NDTV Gadgets - Latest https://ift.tt/3m3UNbY

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Russian Cosmonauts Install Semiconductor Experiment During ISS Spacewalk

Two Russian cosmonauts, Sergey Ryzhikov and Alexey Zubritsky, carried out a six-hour spacewalk outside the ISS on Oct. 16, 2025. They instal...