Horizons from PBS News

How a rare genetic mutation could unlock new ways to treat or prevent dementia

Over 55 million people worldwide are living with the devastating reality of dementia, but researchers have now identified some individuals who share a rare genetic predis

How much privacy is left in an age of surveillance?

We are all being watched in ways we never imagined, including vehicle tracking, facial recognition technology and data mining. What does all this digital surveillance mea

The science of grief and how it can impact physical health

If we are lucky enough to live full lives and form meaningful relationships, chances are, we will also experience loss, and with it, grief. As common as grief is, it's al

The lasting health toll of 9/11 on rescue workers and survivors

It's now believed that more people have died because of the toxic exposures they got from the 9/11 sites than were killed by the terrorists on that day. Survivors, first

Technology is reshaping education. But is it helping students learn?

Putting technology into schools was sold as a revolution that would help kids learn. But as tech companies exert greater influence, many are now wondering if screen time

Why America faces a primary care shortage – and why it matters

There's a critical need for primary care physicians across America, but a shortage of doctors and rising insurance costs are forcing people to forgo preventive care altog

Can recycling solve the world's trash problem?

Reduce, reuse, recycle. It's the mantra heard for decades, but does it work? There's a lingering cynicism that recycling is a scam, that it doesn't really help, and it's

The alarming decline of bird populations and why humans should care

Birds are not only wondrous creatures that live amongst us, they're also an essential part of life on Earth – helping grow food, keeping pests at bay and spreading seeds.

Why uterine fibroids remain misunderstood despite affecting most women

For millions of women, uterine fibroids not only cause painful symptoms, but the diagnosis can bring more questions than answers. Even though most women will develop them

What alcohol does to our bodies – and why many overlook the risks

Alcohol is a product so tightly woven into our society that we struggle to see what it's really doing to us. Despite documented links between alcohol and cancer, heart an

The unsung heroes of American innovation and ingenuity

From the light bulb to the iPhone, American inventions have rocketed around the world thanks to their innovation and ingenuity. But some American innovators, including wo

Screens are virtually inescapable. What are they doing to our health?

They're in our pockets, workplaces, homes and schools — screens are everywhere. Americans are spending more than seven hours a day looking at screens. What is this doing

The science of 'Dad Brain' and how fatherhood changes men

While most scientific research has focused on men, when it comes to parenthood, it's all about mothers. But new research shows that men undergo profound changes biologica

Why communities are revolting against data centers

Artificial intelligence data centers are popping up across America, spurring fierce backlash because of their need for huge amounts of water and power. Is the AI revoluti

Exploring the questions surrounding UAPs and the search for extraterrestrial life

Unexplained sightings have appeared in our skies for years, and now the U.S. government has started releasing declassified files about what we used to call UFOs. What exp

As the Colorado River dries up, how Western states are confronting the water crisis

Roughly one in ten Americans gets their water from the Colorado River. But a worsening drought, driven in part by climate change, is drying up the river, and states are f

Why we need to talk more about menopause and its health consequences

More than 1 million women in the U.S. start menopause every year, yet this biological certainty is too often shrouded in secrecy or ignored by many mainstream researchers

Why Khan Academy's founder thinks AI tools can transform education for the better

Technology has changed the way students study and learn. Now, as artificial intelligence enters the classroom, proponents argue it will be a welcome revolution for school

As misinformation spreads and mistrust deepens, can the U.S. handle another pandemic?

The COVID pandemic overwhelmed our health care system and killed well over a million Americans. Fast-tracked vaccines saved millions, but missteps in the response and mis

A look at 'super agers' and the science behind longer, sharper lives

For thousands of years, humans have tried to avoid growing old. Billions are spent every year on potions and procedures to make us look younger, feel younger and think yo