House Republicans are contemplating speedy passage of President Donald Trump’s “big, beautiful bill” if the Senate can finish ...

It will be impossible to put an exact date on the first person with eyes. Nevertheless, it would be a reasonable guess that ...

Unlike birds whose plumage is mostly blue, the green coloring of a green bird’s feathers is primarily a combination of pigment and structure, not just a trick of the light. These birds’ emerald green, ...

As we face the world’s greatest environmental challenges, BBC Earth brings you solutions in psychology, food, climate change, health, social trends, and technology that can make the world a more ...