Something there is in a human that reacts positively to the very young, even of another species. So why do people toss baby birds off cliffs?

The history of medicine is filled with shocking, off-base, and sometimes disgusting techniques used by medical practitioners in attempts to heal the human body.

Amber originates as tree resin in viscous form, which can trap small organisms inside and preserve them for millions of years.

Demand spiked in 1993 when Chinese athletes broke several track and field world records. Their coach attributed their prowess to consuming caterpillar fungus.

A research team exposed brown trout to methamphetamine to determine whether they were at risk of addiction from meth found in their waterways.

Snake Island is "a beautiful island, with tropical weather, rainforests and great coastline." It's home to "thousands and thousands of snakes." Venomous snakes.

Who among us hasn't looked at photographs of the ethereal, sweeping North Pole and wondered what it's like to be there? What would it ... smell like?

Everyone is familiar with the smell of rotting fish, right? Wrong; it turns out the experience of getting a noseful of spoiled seafood is not quite universal.

MERS, also known as MERS-CoV, or Middle East Respiratory Syndrome Coronavirus, is a virus transferred to humans from infected animals -- in this case, dromedary camels, the ones with one hump. MedicalNewsToday reports that MERS-CoV was first discovered in Saudi Arabia September 20, 2012.

During the SARS outbreak that ended in 2003, more than 8,000 people had become sick, with 774 deaths.

The CDC cites statistics from the World Health Organization: "in 2018, 228 million clinical cases of malaria occurred, and 405,000 people died of malaria, most of them children in Africa" with underdeveloped immune systems. It is fatal if not treated.

Everyone knows that cat facts and cat videos make the internet go around. Some of the best revolve around the wacky, bizarre antics that cats get up to after indulging in their version of demon weed: catnip.

at least once per spring or summer (and sometimes more), after "a torrential downpour, thunder and lightning, conditions so intense that nobody dares to go outside," the land-locked city is treated to "hundreds of small, silver-colored fish" all over the ground.

The history of soda can be traced back to 1767 when chemist Joseph Priestly added carbonation to water for medicinal purposes.

What causes the seemingly otherworldly, colorful display known as the Northern Lights, or, more formally, the Aurora borealis in the north and Aurora australis in the south?

The fish is native to Southeast Asian peat swamp forests and is found in the waters of the Indonesian islands of Sumatra and Bintan Island. A mature female Paedocypris progenetica measures only 7.9 millimeters, or just over 0.3 of an inch.

Bee hummingbirds are exclusively found in Cuba and are so tiny that they are often mistaken for insects. Male bee hummingbirds measure an average of 57 millimeters (2.24 inches) in length and weigh about 1.6 grams (0.056 ounces), which is less than a dime; female birds are a bit larger.