Soon after the mass shooting at Columbine High School in 1999, leaders of the National Rifle Association held a conference call to craft their response. Secret tapes from this call obtained by NPR's Investigations team reveal how the NRA developed what would become their standard response after decades of school shootings. | Listen to the original Up First episode: n.pr/nratapes

Is the key to success in financial markets a matter of luck or skill? One former bond manager shares his strategy: Win big by avoiding winning. | Subscribe to our weekly newsletter here.

A sandwich is generally defined as something delicious slapped between two slices of bread. New York tax code would beg to differ. | Subscribe to our weekly newsletter here.

A wave of companies that allow customers to pay for items from their favorite stores in four interest-free installments has taken over the country. But is "buy now, pay later" lending too good to be true? | Subscribe to our weekly newsletter here.

When Maddie Messer was 12 years old, she noticed an unfair dynamic in the video games she loved: playing as a man was often free, but she had to pay to play as a woman. So ... she decided to take on the video game industry. | Subscribe to our weekly newsletter here.