In the aftermath of an 8-20 solar mass star’s demise, we find a weird little object known as a neutron star. Neutron stars are incredibly dense, spin rapidly, and have very strong magnetic...

Today, Craig is going to wrap up our discussion of discrimination by looking more closely at those “discrete and insular minorities” referenced in the 14th Amendment. We’ll talk about...

Double stars are stars that appear to be near each other in the sky, but if they’re gravitationally bound together we call them binary stars. Many stars are actually part of binary or multiple...

Today we’re talking about our galactic neighborhood: The Milky Way. It’s a disk galaxy, a collection of dust, gas, and hundreds of billions of stars, with the Sun located about halfway...

If you re ever put in charge of a national economy, there are a few things you should try to avoid. Before you laugh, just remember, you COULD be in charge of an economy someday. Someone has...

Ask This Old House general contractor Tom Silva and host Kevin O’Connor discuss how to choose and use a circular saw. SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse About...

Electrician Scott Caron helps a homeowner upgrade her kitchen with new LED lights and electrical outlets. #ThisOldHouse #AskTOH SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse...

Kevin O Connor and building science expert Joe Lstiburek discuss the benefits of using OSB sheathing. SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse About This Old House...

Ask This Old House Host Kevin O’Connor helps an accessibility contractor install a home elevator for a young man with disabilities. SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHous...

Ask This Old House general contractor Tom Silva heads to Chicago to transform a garage into a woodworking shop. SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse Cost: $2,000-3,000...

Today, Craig is going to dive into the history of American political parties. So throughout most of United States history our political system has been dominated by a two-party system, but...

Thanks to observations of galaxy redshifts, we can tell that the universe is EXPANDING! Knowing that the universe is expanding and how quickly it s expanding also allows us to run the clock...

This week Jacob and Adriene teach you about marginal analysis, which you re using RIGHT NOW! The video is coming from inside the house! Or something. You ll learn how marginal analysis guides...

Thanks to the wonders of physics, astronomers can map a timeline of the universe’s history. Today, Phil’s going to give you an overview of those first few minutes (yes, MINUTES) of the...

Scott installs ultra-thin, LED lights on a garage to replace a broken flood light. #ThisOldHouse #AskTOH SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse Time: 2-3 hours ...

Ask This Old House plumbing and heating expert Richard Trethewey helps a homeowner install an indirect water heater onto an existing steam boiler to boost the amount of hot water in the house....

Ask This Old House general contractor Tom Silva creates a simulated stile and rail wainscoting on a dining room wall by using base cap molding. SUBSCRIBE to This Old House: http://bit.ly/SubscribeT...

This Old House host Kevin O Connor, plumbing and heating expert Richard Trethewey, general contractor Tom Silva, and landscape contractor Roger Cook preview This Old House Insider and answer...

Ask This Old House plumbing and heating expert Richard Trethewey installs a water conditioner to combat hard water SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse Time: 2-3...

Ask This Old House landscaping contractor Roger Cook gives tips on the best ways to trap mice and how to keep them out of a home SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse...