Learn how modern humans adapted to the Americas, possibly thanks to a Denisovan gene.

Learn how the first civilization in Mesopotamia depended on tides and how it responded when faced with a major environmental challenge.

We’re learning from our own deep space signals where to look for signs of extraterrestrial life.

Learn about a new study that suggests the key to a perfect first date is to focus on good conversation rather than location.

Learn about the five-year-old child’s skull that has drastically changed the timeline of Neanderthal and Homo sapiens interbreeding.

Discover why the muscle and fat of wild pigs are changing colors in California, and learn why the color change is so dangerous.

Learn how black mambas, often viewed as Africa's deadliest snake, are helping researchers track pollution in cities with their scales.

Learn more about the 115-million-year-old dinosaur prints clean-up crews found after the recent Texas flooding. 

Learn how climate change may be making airplane turbulence worse and what routes are best to avoid. 

Learn more about the spread of West Nile Virus and EEE to Northern U.S. states. 

Learn more about why sea birds only poop while mid-air and how it provides vital nutrients to the ocean. 

What is excessive daytime sleepiness? Tiny blood metabolites reveal how diet and biology are tied to daytime alertness and may open the door to new ways of treating sleepiness.

Learn how the Parker Solar Probe's passage through the Sun's outer atmosphere has shed light on the process that creates solar flares. 

Learn how isotope analysis helped illuminate a hidden period of history for Utah’s Great Salt Lake.

The Black Moon means the moon will disappear for a night. Discover more about this rare phenomenon that occurs approximately every 33 months.

Is dark matter real? While most experts agree that dark matter exists, there's still a lot we don't know. 

Learn about the impact of COVID on cardiovascular health and the aging of blood vessels, an aftereffect that is particularly prominent in women.

Learn why these common tricks don’t reduce your risk, and what simple hygiene habits make a difference when using public toilets.

Learn more about the Eastern Massasauga, a rattlesnake from eastern North America — including the eastern Midwestern United States — that’s becoming increasingly inbred due to the loss and fragmentation of its habitat.

Squirrels with pox and rabbits with horns. Learn more about the viruses impacting these small mammals.

How do scientists know how old Earth is? Learn how experts have measured Earth's age, and why it is more difficult to pinpoint an exact date. 

Learn more about what a star’s color means and while you’ll rarely see a twinkling green star in the night sky.

Engineered viruses using bacteria as a Trojan horse could be the next big thing in cancer treatment.

Learn about mice babies that were born from stem cells previously frozen on the International Space Station, which could one day lead to human reproduction in space.