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New Covid variant NB.1.8.1 detected at US airports amid rise in cases. Check for symptoms and preventive measures
A new Covid variant, NB.1.8.1, is detected in US airports. The variant is driving a surge in cases across China. Cases are ...
How axolotl cells 'remember' their position to regenerate lost limbs
Upon injury, axolotl cells switch on a signal that is broadcast across one side of the limb, instructing cells to regenerate ...
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Readers discuss the biology of sex, plastic in the brain and more
A January executive order by President Donald Trump designates people as female if they make the “large” reproductive cell (the egg) and male if they make the ...
An interview with Dr. Peter Daszak on the COVID-19 pandemic, the Wuhan Lab Lie and the defense of science—Part 3
In this exclusive interview with the WSWS, Dr. Daszak recounts the story of his persecution and that of other principled ...
Microscopic movies capture brain proteins in action, revealing new insight into shapes and functions
Our cells rely on microscopic highways and specialized protein vehicles to move everything—from positioning organelles to carting protein instructions to disposing of cellular garbage. These highways ...