For leaf peepers, fall is a precious time of year. Green trees explode into vibrant colors, and many people even take road trips to watch it happen in places like the Poconos or upstate New York. So what makes the leaves change colors? And how does inclement or unseasonal weather, or even bigger and broader catalysts like climate change show themselves in the colors of the fall leaves?

There is a $500+ billion problem in America called non-optimized medication use, and the Temple University pharmacy school is one of the institutions working to fix it.

Our weekly check-in with economist David Fiorenza gets into tapering, the housing market, and taxes.

With the battle over abortion rights in the spotlight, another Supreme Court case is flying under the radar, and it could impact the interpretation of the Second Amendment for about 80 million Americans. Oral arguments in New York State Rifle & Pistol Association Inc. v. Bruen got underway Thursday.

Why both conservatives and progressives are 'scared to death' of changing the Constitution with a convention, and why it's so hard to pass a constitutional amendment.

'Support your local veterans:' the Flyers Warriors are disabled veterans who play hockey together, and they're representing Philadelphia at the Warrior Classic

So much of the national discussion these days is rooted in what is happening in Washington DC. The coverage of what is happening with the White House and Congress is really important. So, are the media organizations that focus on the Beltway doing a good job in giving the American people the proper reporting and context of what is going on?

How do you tackle disparities in public health? Drexel University is going to try to find out with a new grant from the National Institutes of Health.

Are American workers powerful again? We are seeing much more action on the organized labor front than we have in many years, but what does that mean? Are labor unions regaining some of the power that has been lost over decades? How has the pandemic played a role in shifting labor power dynamics? And what does the worker shortage mean for organized labor?

GDP grew by 2% -- is that a good number or a bad number? Supply chain issues and childcare shortages continue to haunt the economy, but economists are dreaming of a green Christmas nonetheless. And what's going to happen with housing prices?

Jack Ciattarelli says it needs to be more affordable to live in New Jersey. Mike Dougherty interviewed the Republican running for New Jersey Governor about COVID-19, property taxes, recreational marijuana, and police reform.

There's a mental health crisis in America, people are not always getting the help they need, and then the world got plunged into a global pandemic. So how bad is the problem? Which states are doing better to get resources out to people? And what can we do as individuals and across our society to address a problem that really affects everyone?

How much worse did childhood obesity get during the coronavirus pandemic? And what does the data show about who is most at risk for developing childhood obesity?

38% of households in the US say they've struggled financially in the past few months. And families that make less than $50,000 a year say they're in really bad shape.

Zach Ertz might not be an Eagle anymore, but behind the scenes Zach and the Ertz Family Foundation are still doing important work in Philadelphia.

Morgan McCaffery had recently graduated high school when she was murdered by her ex-boyfriend in the Meadowbrook Train Station parking lot in July 2020. Her mom Kathy talked with KYW Newsradio In Depth about her family's work to shine a light on toxic relationships with 'Morgan's Light', the foundation in her daughter's name.

Efforts by the National Labor Relations Board could change college sports as we know them.

Independence Blue Cross presents The Long Haul: Learning to Live in a Lasting Pandemic, a special pandemic mini-series from KYW Newsradio In Depth. In the third and final part of our series presented by Independence Blue Cross, we talk with Dr. Brian McDonough, KYW Newsradio's Medical Editor.

Independence Blue Cross presents The Long Haul: Learning to Live in a Lasting Pandemic, a special pandemic mini-series from KYW Newsradio In Depth. In the first episode this series we talk with Dr. Paul Offit, the Director of the Vaccine Education Center at Children's Hospital of Philadelphia.

Independence Blue Cross presents The Long Haul: Learning to Live in a Lasting Pandemic, a special pandemic mini-series from KYW Newsradio In Depth. In the second episode of this series, we talk with Dr. Yesenia Marroquin, a clinical psychologist at Children's Hospital of Philadelphia

Eagles right tackle Lane Johnson missed three games because of a "personal matter," which the 31-year-old All-Pro right tackle later revealed had to do with his struggles with depression and anxiety.

A huge majority of professional athletes are vaccinated against COVID-19, but the select few who aren't continue to dominate headlines

We look at both candidates and what this race could say about national politics.

Child care is in crisis in the US. There's not enough of it, it's incredibly expensive, and the ripple effects of this crisis are significant. So how bad is the problem really? And how do we start to address and fix the situation?