Here are the latest developments in the coronavirus crisis:
US backs booster shots
US health officials warn that vaccines give less protection over time as they...
The world on Thursday marked one year since the coronavirus threat was declared a pandemic, with vaccinations offering hope but much of humanity still...
Today we meet Costa Rica’s rattlesnake, the Central American rattlesnake. It’s a beautiful serpent complete with potent venom, a unique warning system, and the...
Costa Rica’s reputation as a global environmental leader is under threat, according to a new State of the Nation report. The document criticizes the...
