Rapid intensification is the increase in a hurricane's sustained wind speed by at least 35 miles per hour within 24 hours, which can strengthen it by up to two categories.

Use this tool to calculate the dollar value of your parental mental load, from meal planning to coordinating after-school care, then see resources that help generate solutions.

Author David Foster Wallace's 'This Is Water' speech provides guidance for adulthood.

Explore a collection of famous literary maps, including original images from 'Treasure Island,' 'The Swiss Family Robinson, ' and 'Walden.'

Lesser-known phobias include turophobia, or the fear of cheese, and nomophobia, the fear of being without your cell phone.

The average banana produces one positron—the antimatter counterpart to an electron—every 75 minutes as its trace amounts of radioactive potassium decay.

Watch a breakdown of the canine family tree that explains how foxes and wolves are related to our beloved household pets, like poodles and dachshunds.

The tallest tsunami in recorded history was 524 meters (1,720 feet) high—taller than the Empire State Building—and occurred in Lituya Bay, Alaska, in 1958 after an earthquake dislodged a rockface into the water.

Hear 50 years of iconic hip-hop samples, the genre's foundational looped tracks.

The animatronic shark from 'Jaws' was a complex machine called 'Bruce.'

Joan Didion interviewed The Grateful Dead in 1967, before they became music icons.

You may be better at spotting a lie when listening to a speaker's voice inflections rather than watching for facial and body cues.

One of the most famous portraits ever taken is 'Afghan Girl' (1984) by Steve McCurry, yet the subject Sharbat Gula went much of her life without being identified or benefitting from the image's success.

One of the most famous portraits ever taken is "Afghan Girl" by Steve McCurry. Sharbat Gula, the subject of the photo, was not credited until 2002 for her role in the famous National Geographic cover, and continued to live in poverty after the photo was taken.

George Lucas used Joseph Campbell's 'hero's journey,' a narrative structure that encompasses the common characteristics of multiple cultures' mythologies, to revise 'Star Wars.'

Watch footage from the moments the Titanic wreck was discovered by a joint US-French research team in 1985.

Visualize the path of every solar eclipse from 1900 to 2099 and see what each looks like when observed from different locations on Earth.

Washing dishware before putting it in a dishwasher may reduce the appliance's effectiveness because it dynamically adjusts wash time and temperature based on a sensor that detects dirtiness.

Sea stars are invertebrates—they lack a backbone—and while most exhibit pentametric radial symmetry due to having five arms radiating from a central disk, some can possess more than 40.

Explore an interactive forecast of the future of the universe, from the return of Halley's Comet to the last light in the cosmos.

The US has discontinued a variety of different currency denominations over the years—including a $100K bill.

Watch Bruce Springsteen's 1985 performance of Woody Guthrie's 'This Land Is Your Land,' which he calls 'the greatest song ever written about America.'

Watch a two-year time-lapse of a pinecone seed transforming into a pine tree.

On planets in systems with two stars, such as the fictional Tatooine from 'Star Wars,' observers would see overlapping rainbows and double rainbows.

Explore Lewis and Clark's 8,000-mile journey in Google Earth.

Male pattern baldness accounts for more than 95% of hair loss in men and is characterized by thinning hair, hair loss, and a receding hairline.

Examine this captivating animation 'building' a human—illustrating the roughly 40 weeks of fetal development.

Streaming service Netflix's sound logo 'Tudum' was designed as a key sonic differentiator.

Cats have a mutation that prevents them from tasting sweetness, and goldfish rank among the world's supertasters.

Listen to audio clips from Hoover, a harbor seal named after its insatiable appetite, who learned to say English phrases such as 'hello there' and 'come over here.'

Watch an animated visualization of how the Large Hadron Collider works, including how particles are accelerated through a series of machines and how collision data is collected and distributed worldwide.

Play the role of a student as you try to navigate college and remain debt-free.

As part of the up to 15 pounds of seafood they consume daily, sea otters eat urchins that feed on kelp forests—sources of shelter and food to over 800 species—thereby making the marine mammal a keystone species.

Explore a detailed map of Odysseus' fictional journey from 'The Odyssey.'

The collapse of gas bubbles in the joint synovial fluid causes 'cracking' knuckles.

Experience 14 billion years of important moments in world history with this scrollable interactive timeline.

Explore the history of American restaurants through an archive of menus dating back to the early 1800s.

Humans tend to imagine aliens as humanlike, but that's probably unlikely. Three different hypothetical planets show how aliens' bodies could take many forms.

The US jobs projected to shrink the fastest over the next decade include typists and word processors.

Watch 4-plus decades of Pixar's opening logos.

Pregnancy makes someone more attractive to the mosquito species that transmits malaria.