This study evaluated clinical and radiographic twelve-month outcomes of root canal treatments (CT) with smear layer removal, performed in primary teeth, using two different root canal filling ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

In 1927, Albert Einstein and Neils Bohr debated the nature of what’s known as complementarity—the idea that a photon’s dual wave-like and particle natures can’t be measured at the same time. Now, two ...

Rendiconti del Reale Istituto Lombardo, November.—On the antidotes of the virus of tetanus, and on its prophylactic surgical treatment, by Prof. G. Sormani. In continuation of his previous paper on ...

Scientists in China have performed an experiment first proposed by Albert Einstein almost a century ago when he sought to disprove the quantum mechanical principle of complementarity put forth by ...

Does the universe notice that we're paying attention to a quantum experiment? The answer goes against everything we thought we knew. When you purchase through links on our site, we may earn an ...

A thought experiment that was at the heart of an argument between famed physicists Albert Einstein and Niels Bohr in 1927 has finally been made real. Its findings elucidate one of the core mysteries ...

These simple, DIY science experiments for kids will help combat "summer slide" — and your kids will be having so much fun, they won't even notice that their brains are getting a workout. The best part ...

An unprecedented brain study has delivered fresh clues about consciousness—suggesting it's more about perception than planning. Two leading theories went head-to-head, but neither emerged victorious.

I have been writing about parents, with a focus on mothers and daughters, for over 20 years and if I had to choose one specific finding that was all-important to understanding infant-child development ...

A new translation of a 2018 book by French science historian Thibault Le Texier challenges the claims of one of psychology’s most famous experiments. Investigating the Stanford Prison Experiment: ...