The mechanisms behind olfaction may be far simpler than previously believed, researchers speculate.

Virologists, molecular biologists, and epidemiologists are biting their nails and hoping cases will soon peak and begin to fall. They are also working at top speed to sort out the properties of the new variant. Here are some of the key questions they are trying to answer.

Recognizing that the virus spreads through the air reinforced the importance of wearing masks

Amid concerns over lost antibody defences, some researchers argue that more attention should be paid to T cells.

Study reveals how well some people can compare complex visual images, like fingerprints or specific facial features, without a background in forensic sciences.

A new theory states self-deception helps people to remain motivated when faced with difficult situations.

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