The hero is regular matter, which is everything we can see around us. Antimatter is the mirror-image explosive twin that ...

Antimatter cannot come into contact with regular matter, not even for a split second. If it does, both instantly destroy each ...

Add Yahoo as a preferred source to see more of our stories on Google. Spiral galaxies, like Messier 77 shown here, helped astronomers learn about the existence of dark matter. NASA, ESA & A. van der ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Imagine an epic video game with your favorite hero as a character. Another character ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...