From Estonia to Antarctica, this once-pagan symbol has taken on many strange forms. In December 1848, an illustration showed Queen Victoria, Prince Albert, and their children admiring a Christmas tree ...

Many of the best artificial Christmas trees are on sale for Cyber Week, including our best overall pick, the National Tree Company Douglas Fir. For more deals, check out our roundup of the best Cyber ...

Healthy aging induces parallel changes in brain functional activity and structural morphology, yet the interplay between ...

The best artificial Christmas trees dazzle your home without the cleanup and maintenance required of a real tree. They also offer features no live tree can offer: the ability to re-use your tree year ...

For many years, filamentous bacteria have been considered to be the over-stressed, sick and dying members of the population. On closer examination, the filamentous members of some communities have ...