Admit it: After you blow your nose or aggressively clear your throat, you might steal a glimpse at what your body just discharged — maybe not every time, but every once in a while. Just a quick peek. There’s nothing weird about that. You’re simply checking that everything looks right. At a time of year (and an era in history) when people are particularly concerned about respiratory health, it only makes sense to occasionally inspect your output, as it were, to be sure things are working no ...read more

A feral kitten in Omaha, Nebraska, tested positive for rabies in November 2023. It died of the raccoon variant of the virus, which is typically found only in the Appalachian Mountains. Detecting this variant hundreds of miles away in the Midwest raised concerns about a potential outbreak and launched a public health task force to vaccinate all raccoons in the area.While the case was likely contained, a better understanding of how rabies is transmitted can help prevent future outbreaks. Researc ...read more

Jet black, hair-like feathers. Vivid blue heads adorned with a spongy crest. Most strikingly, a pair of leathery looking feet, armed with a 12 centimeter talon.This is the cassowary, one of the largest and also most dangerous birds in the world. Though it looks like it walked right out of prehistory, it roams the land Down Under. It’s got a killer reputation – quite literally, as cassowaries are among the few bird species that boasts human fatalities on their rosters.But how dangerous is the ...read more

Schizophrenia can produce persistent delusions, hallucinations, and disorganized thinking. The precise cause is unknown but seems to involve a combination of genetics and environmental risk factors. One environmental factor may be an infectious agent, such as the common parasite Toxoplasma gondii, which causes toxoplasmosis. Since cats can transmit Toxoplasma to humans, scientists have been investigating whether there is a link between cat ownership and schizophrenia. Many studies have tried to ...read more

About 225 million years ago, at the very dawn of mammalian existence, the creatures that humans and all other extant mammals would descend from were diminutive creatures about the size of a shrew.This handicap on size placed them squarely on the dinner plate of dinosaurs, and many other larger creatures that lived on our planet at the time. It may also be the reason that their ancestors, including humans, don’t live longer than we do.“The hypothesis is that mammals spent 100 million years du ...read more

At one time, traveling to space seemed impossible. But now, hundreds of people have left Earth’s atmosphere and drifted in outer space. While there is still much to explore, thanks to researchers and astronauts, some cosmic mysteries have been uncovered. For example, we know that one of the many differences between Earth and outer space is the amount of gravity. According to NASA, there is only a small amount of gravity in space, unlike Earth, where the force consistently pulls us downward an ...read more

Dick Coffee attended 781 consecutive University of Alabama football games. Meg Roh surfed through illness, storms and nightfall to maintain a seven-year daily surfing streak. Jon Sutherland ran at least 1 mile every day for over 52 years.An activity streak has the power to compel behavior, and marketers have taken note. Marketing researchers Jackie Silverman and Alixandra Barasch recently documented 101 unique instances, including Snapchat, Candy Crush Saga, Wordle and the Duolingo lang ...read more

Mark Twain apocryphally said, “I’m in favor of progress; it’s change I don’t like.” This quote pithily underscores the human tendency to desire growth while also harboring strong resistance to the hard work that comes with it. I can certainly resonate with this sentiment.I was raised in a conservative evangelical home. Like many who grew up in a similar environment, I learned a set of religious beliefs that framed how I understood myself and the world around me. I was taught that God i ...read more

Long before conventional medicine, people used natural remedies to treat all types of ailments. Today, some people still use natural home remedies for many conditions. Some should be avoided, such as rubbing butter on burns, which can cause an infection. From natural anti-inflammatories to antioxidants, these home remedies can actually have some benefits.(Credit: Valentyn Volkov/Shutterstock) Chili peppers are rich in healthy bioactive plant compounds — including lutein, ferulic acid, capsant ...read more

Every dog owner knows that dogs can have some odd behaviors. These include turning in circles before lying down, eating grass, burying or hiding treats, and getting the zoomies. While these habits may seem quirky to us, there are reasons behind their actions. Nipping or biting people’s feet is another seemingly unusual habit. But there are explanations to help us understand why they do this. Here are some helpful things to know about this common dog behavior. Read More: Why Do Dogs Suddenly G ...read more