Human bone stem cells (finally) found

After many years of frustrating studies, a team of researchers and surgeons from the University of Minnesota in Minneapolis (USA) has been successful in an endeavour that could have a major [...]

Life: a journey through time

Nature's my muse and it's been my passion. As a photographer for National Geographic, I've portrayed it for many. But five years ago, I went on a personal journey. I wanted to visualize the story [...]

Popper’s critical rationalism

“Avoiding mistakes is a narrow-minded ideal. If we don’t dare face those challenges that are so difficult as to make the error almost inevitable, knowledge will not be developed. It is from our [...]

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