Genetics

A single gene can disrupt the sleep-wake cycle

All living organisms are subject to an internal biological rhythm, which controls many physiological processes. In humans in particular, this internal clock follows a 24-hour cycle and occurs even in the absence of external ...

Medical research

Immune cell betrayal explains why it gets colder as we age

Human evolution has provided us a level of protection from the existential threat of cold temperature with the capacity to produce heat from fat stored in the body. However, with age, people become more susceptible to cold ...

Diseases, Conditions, Syndromes

The enzyme that allows coronavirus to resist antiviral medications

The coronavirus that causes COVID-19 has demonstrated a stubborn ability to resist most nucleoside antiviral treatments, but a new study led by an Iowa State University scientist could help to overcome the virus's defenses.

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