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Opioid addicts now being armed with overdose antidote. Gretchen Ertl/Reuters

Explainer: naloxone, the antidote to opioid overdose

Many first responders’ – even some university police officers – are carrying a new tool in their first-aid kits. It’s naloxone, the opioid overdose antidote drug, and today it’s more widely available than…
Matthew McConaughey embodies the heroic scientist in Interstellar. Paramount

Scientists as Hollywood heroes

Interstellar’s protagonists spend a significant portion of the movie’s 169-minute running time giving mini-lectures – sometimes with props and a little whiteboard – on theoretical physics. The characters…
Race is one way we categorize ourselves among in-groups and out-groups. Hands image via www.shutterstock.com.

People like us: how our brains view others

Race-related demonstrations, Title IX disputes, affirmative action court cases, same-sex marriage bans. These issues made headlines in all spheres of the media this year. However, thoughtful articles on…
I’ll have a clean cage with a side of fertility issues. Mouse image via www.shutterstock.com

Common disinfectants impair mouse fertility

Mice possess a notable talent: they are excellent at making more mice. Their ability to reproduce at a breakneck pace is one reason they are often used as experimental research subjects. Thus, when Dr…
The author posing with a fully-functional model of the Curiosity rover on Earth, not Mars.

Scientists at work: my other office is on Mars

“All systems go!” I said cautiously with a long sigh of relief. I had approved plans for the first soil analysis that would give humankind clues to the past and future habitability of Mars. One small word…
Square away your personal philosophy now; proof of life beyond earth is coming. Stargazing image via www.shutterstock.com

Is your religion ready to meet ET?

Astronomers have found thousands of exoplanets and the hunt is on for life beyond Earth. Once biological neighbors are identified, our planet’s philosophies and religions will need to adapt.
A green anole, clinging to a palm frond with nicely silhouetted toepads. Yoel Stuart

Invasive species trigger rapid evolution for lizards in Florida

Invasive species colonize and spread widely in places where they are not normally found. Invasives often affect native species by eating them, out-competing them and introducing unfamiliar parasites and…
You might not be getting a great deal…. Online shopping image via www.shutterstock.com.

Buyer beware, online shopping prices vary user to user

People have a mental model of shopping that is based on experiences from brick-and-mortar stores. We intuitively understand how this process works: all available products are displayed around the store…
World record holder – but for how long? Hannibal Hanschke/Reuters

How low can marathon times go?

This fall Dennis Kimetto set a new world record in the marathon, clocking 2:02:57 at Berlin. He is the first man to run those 26.2 miles in under 2:03 and his time sparked speculation about when the two-hour…
It’s not all bad news for older brains. Man image via www.shutterstock.com

Aging brains aren’t necessarily declining brains

For years, conventional wisdom held that growing older tends to be bad news for brains. Past behavioral data largely pointed to loss in cognitive – that is, thinking – abilities with age, including poorer…
Zoos provide succor for species having a tough time of it in the wild. B. A. Minteer

Can zoos save the world?

Today, many zoos promote the protection of biodiversity as a significant part of their mission. As conservation “arks” for endangered species and, increasingly, as leaders in field conservation projects…
It’s all in the atmosphere. David Gray/Reuters

What caused the ‘pause’ in global warming?

Many people around the world, in certain locations, have asked, “where is global warming?” This is because they have experienced very cold wintry conditions and weird weather that they do not associate…
Icy times for mom-to-be meant bad news for baby-on-board. Shaun Best/Reuters

Mom’s prenatal hardship turns baby’s genes on and off

In January 1998 five days of freezing rain collapsed the electrical grid of the Canadian province of Québec. The storm left more than 3 million people without electricity for anywhere from a few hours…
Coral reef ecosystem off Palmyra Atoll part of newly expanded Marine National Monument. Jim Maragos/U.S. Fish and Wildlife Service

Pacific Remote Islands protection not just a drop in the ocean

This fall, President Obama signed a proclamation that created the biggest marine reserve in the world. By extending the protective boundaries around Wake Island, Jarvis Island and Johnston Atoll from 50…
Enjoy the color while you can before climate change makes a mess of this too. chensiyuan

Fall foliage in the crosshairs of climate change

One of nature’s most spectacular events occurs every autumn, when the leaves of hardwood trees burst into brilliant color before falling to the ground. These autumnal displays in the eastern United States…