Asking a biologist to define 'life' is a bit like looking-up the word 'definition' in a dictionary — it's as if you're questioning their very existence. Biologists like myself don't agree on what life ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. COVID-19 vaccination has been the subject of immense scrutiny and ...

What is life? It’s a seemingly simple question that leads to complex answers and heated philosophical and scientific arguments. Some focus on metabolism as the key to life, others on genetics, and ...

Meet Betty, a typical aging American. At 82, she spends almost as much time with her doctors as she does with her grandchildren. She has to. She takes seven prescription medications to treat her high ...