Costa Rican President-elect Rodrigo Chaves said Tuesday that his government would not ratify the Escazu Agreement that establishes protection for environmentalists.
The treaty was the...
They're well-known stereotypes: rottweilers and pit bulls are aggressive, while Labradors and golden retrievers are extra friendly.
But a genetic study published in the journal...
The James Webb Space Telescope, located 1.5 million kilometers from Earth, has completed the alignment phase of its science instruments, which are now operational,...
Several treatments are now available to fight Covid-19 but tight timelines, unequal access and weakening effectiveness against new variants have limited their ability to...
