The vital role of ventilation in the spread of COVID-19 has been quantified by researchers, who have found that in poorly-ventilated spaces, the virus can

The new variant has been estimated to be 50% more transmissible. It's already been detected in at least 10 US states.

The new variant has been estimated to be 50% more transmissible. It's already been detected in at least 10 US states.

NOAA released its list of climate and weather disasters that cost the nation more than $1 billion each. Like many climate and weather events this past year, it shattered the record.

NOAA released its list of climate and weather disasters that cost the nation more than $1 billion each. Like many climate and weather events this past year, it shattered the record.

With growing drought, rising seas and heavier storms, how do we protect Venice and other world treasures? The answer: creative, proactive measures that may alter them in important ways.

Indonesia has a warning system for tsunamis generated by earthquakes – but not volcanoes.

The wind will disperse some virus-carrying respiratory droplets, but not everything. Masks can make the difference.

Rising sea levels may trap more people than are displaced.

Many great innovators have personality traits in common. Comfort with uncertainty is critical, but passion, curiosity and a number of other learnable skills can prime you for an innovate idea.