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 ...

Scientists have debated the definition of life for decades, but they still lack a consensus on the answer. Experts believe that "edge cases" make life difficult to define and blur boundaries across ...

People often feel that they can intuitively recognize whether something is alive, but nature is filled with entities that flout easy categorization as life or non-life — and the challenge may ...

A central question of astrobiology concerns the origin and distribution of life in the Universe. For this reason, astrobiology can be considered to fall within the science called transitional biology.

The term life sciences usually comes up whenever Philly’s innovation economy is discussed. There’s excitement in the long-term potential of areas like cell therapy and its implications for cancer ...