The heat is on! With temperatures scorching parts of the country, we explain the science behind a heatwave! Have you ever had a brain freeze? We explain the science behind the ice cream headache. These two brothers turned a chore into a passion for helping those in need by mowing lawns in their community. Building sandcastles is a summer tradition …

SAG-AFTRA, the country’s largest actors’ union, is demanding protection against artificial intelligence. WATCH the live stream of ABC News here: https://www.youtube.com/watch?v=w_Ma8oQLmSM SUBSCRIBE to ABC NEWS: https://bit.ly/2vZb6yP Watch more at http://abcnews.go. com/ LIKE ABC News on FACEBOOK https://www.facebook.com/abcnews FOLLOW ABC News on TWITTER: https://twitter.com/abc #news #ai #sagaftra #strike #abcnews Original source (ABC/Youtube)

Fox News contributor Kiron Skinner discusses the U.S. ‘lecturing’ China, Biden officials taking trips to Beijing and NATO memberships amid the Russia-Ukraine war. Subscribe to Fox Business! https://bit.ly/2D9Cdse Watch more Fox Business Video: https://video.foxbusiness.com Watch Fox Business Network Live: http://www.foxnewsgo.com/ FOX Business Network (FBN) is a financial news channel delivering real-time information across all platforms that impact both Main Street and Wall Street. …