Covid trial in UK examines mixing different vaccines

New York–based startup Amogy thinks the key to solving this problem lies in harnessing ammonia—one of the world’s most...

The bigger problem  But the true strength of online political advertising has been in sowing discord. Social-media networks function...

An AI that completes quests in a text-based adventure game by talking to the characters has learned not only...

But the rash of recent infections among livestock is unsettling. Last month, goats in Minnesota tested positive. And avian...

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the...

Of all the AI models in the world, OpenAI’s GPT-3 has most captured the public’s imagination. It can spew...