Suskind conducted close to 200 surgeries to install cochlear implants in the ears of children, to help them hear. Over the years, she came to see first-hand, in the operating room and X-rays, that hearing words vitalizes the brains of infants.

Theoretically speaking, there is widespread confusion about the word "theory." Right? Many people interpret the word as iffy knowledge, based mostly on speculative thinking. It is used indiscriminately to indicate things we know - that is, based on solid empirical evidence - and things we aren't sure about.

Scientists say they have made an atlas of where words' meanings are located in the brain. The map shows that words are represented in different regions throughout the brain's outer layer. Moreover, the brains of different people map language in the same way.

Research has proved repeatedly that children undoubtedly achieve much better when they start schooling in a language linked to one they can already use quite well. Using a familiar language for schooling is a big part of such success, which is why the late South African educationalist Neville Alexander advocated for mother tongue based-bilingual education.

Pieter Bruegel the Elder's 'The Tower of Babel' (1563). Wikimedia Commons Wouldn't it be wonderful to travel to a foreign country without having to worry about the nuisance of communicating in a different language?

They say a smile is the universal language of kindness, but it appears that's not the only facial expression understood across the world. Scientists have discovered the 'Not Face', which they say is a global expression of disagreement.