Tot es mou tv3

Chess, the king of strategy

The European Space Agency is looking for astronauts

Drifting continents

Variants of Covid

These days we are hearing a lot about the Covid variants from the UK, South Africa or Brazil. Sometimes we also speak of strains and mutations. What is the difference? Viruses are continually mutating, a mutation is a change in their RNA sequence. When a certain number of changes accumulate in the genome of a […]

Eternal puppies

The COVID in WC

There are several posters published by the Generalitat de Catalunya that contain recommendations to prevent the spread of Covid in public spaces. Apart from the usual ones such as the use of a mask, washing hands, using hydroalcoholic gels or ventilating the spaces well, there is an enigmatic recommendation. A toilet with two numbers appears. […]

Science on the rocks

Symmetry and human proportions

Lice survive the pandemic

Christmas science