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World 21 Jan 2021 | 3:16 AM

Gut bacteria help digest dietary fiber, release antioxidant: study

CHICAGO, Jan. 20 (Xinhua) -- A study suggests that some species of gut bacteria break down the fiber in such a way that it not only becomes digestible, but releases ferulic acid, an important antioxidant with multiple health benefits

World 20 Jan 2021 | 5:29 PM

Early humans half mln years ago use chopping tools to extract animals' marrow: research

JERUSALEM, Jan. 20 (Xinhua) -- Israeli and Italian researchers have discovered that early humans about half a million years ago used stone chopping tools to break animal bones and consume the bone marrow, Tel Aviv University (TAU) in central Israel said on Wednesday.