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How far could an earthquake move the ground?
Loudon describes the Calabrian earthquakes as cracking the ground and lowering or levelling hills. She names Sir William Hamilton as an authority who gave a detailed account of the earthquakes. One reported scene makes the scale…
VisualA Little Ride Above the Sea
An imagined hillside funicular glides above clear blue water, carrying the eye toward a small, welcoming hilltop stop. Sun warms the bright grass while a soft sea breeze seems to ripple through the view. /media/aiimages/9cae9eda-…
Finding a lost World War II submarine 600 meters deep
[00:22] Why Hunting Deep Sea Shipwrecks Is So Hard [01:52] The Moment Ocean Explorers Spot a Sunken Submarine [02:33] Reading Painted Numbers on a Deep Sea Wreck [03:49] The WWII Submarine Resting Beyond Its Test Depth [04:21] Ho…
What US Navy divers see beneath Arctic ice
[01:12] Navy Divers Plunge into Arctic Ice Hole [02:34] The Eerie World Beneath Arctic Sea Ice [04:36] Navy Diver Reality Check After Arctic Freeze
Astronaut strategies for thriving in close quarters and isolation
[00:31] The Surprising Non-Technical Secret to Surviving Space [02:09] Why You Must Learn to Suppress Your Ego in Confinement [04:34] NASA Astronaut Defines What Stress Actually Is [05:09] How Astronauts Keep Peace During Long Is…
VisualTwo lights above. Another below.
The Jamaican click beetle has separate dorsal and ventral light organs. Their colours vary: the upper pair ranges from green to yellow-green, while the underside can glow yellow-green to orange. https://askpandi.com/media/editori…
Réponse conciseAn aphid can carry two generations inside her
A colony of aphids can grow without a mating event for every new generation. During their asexual phase, female pea aphids give birth to live daughters from unfertilised eggs—a process called parthenogenesis. The surprise is insi…
Carrousel composéThree places frogs carry their eggs
Wrapped around legs, inside a pouch, beneath the skin. Three amphibian parents carry their nurseries with them. A pond is only one kind of nursery. Some amphibian parents carry their developing eggs with them. Around Dad’s legs.…
Carrousel composéThis fire began in a forest
Follow a coal fire back through buried plants to sunlight. A journey through deep time, inspired by The Fairy-Land of Science. This fire began in a forest. Long before the coal, living plants captured energy from sunlight. Leaves…
Social PostThis limpet has a home address
This limpet has a home address. A common limpet can leave its resting spot to graze, then return to the same shell-shaped patch of rock: its “home scar.” That little cap on the shore may have a familiar place to come back to.
VisualThese wheels never turn
Coordinated waves of beating cilia make a rotifer’s crown look as if it spins. The movement also creates currents that carry food toward the mouth. https://askpandi.com/media/editorial/content-archaeology-final9-20261013/cc6dd5b3…
Carrousel composéA rasp, a saw and a sponge—all built into animals
A sea snail scrapes. A sawfly cuts. A fly drinks. Follow three familiar actions down to the tiny structures that make them possible. A snail eats with a rasp. Inside its mouth, a ribbon of tiny teeth scrapes food from a surface.…
Réponse conciseThis animal can lose its gut—and grow another
A sea cucumber can do something startling under stress: some species eject internal organs, including the intestine, and later rebuild them. The process is called evisceration. It can follow a predator encounter, low oxygen or ot…
Carrousel composéThis bird builds a stage for a date
Twigs, blue treasures and a performance. The satin bowerbird turns a patch of forest into a courtship arena. He built a stage for a date. A male satin bowerbird builds and decorates a courtship arena. Two walls. One avenue. Twigs…
Traditional cordage and net making secrets of Virginia
[00:44] Natural Tree Barks Used for Ancient Rope Making [02:14] The Opposing Twist Technique Behind Handmade Rope [04:03] Why You Never Use Grass Rope Outdoors [06:24] How to Knot a Diamond Mesh Fishing Net [08:04] How Traditiona…
Artemis II crew shares emotional reflections from lunar orbit
[02:16] Naming a Lunar Crater for an Astronaut's Wife [04:34] Why Seeing Earth from the Moon Reaffirms Human Purpose [07:08] Riding a Fireball Back to Earth [10:03] Hearing Family Messages in Deep Space [11:08] Why Deep Space Mis…
How the Coast Guard saved three generations during Katrina
[00:03] Katrina Survivor Sends Emotional Message to Rescuers [00:46] Trapped in a Boat for Seven Hours During Katrina [01:34] Rescue Swimmer Follows Katrina to Answer Desperate Mayday [02:23] Dramatic Helicopter Hoist of Baby and…
How NASA tests Orion's deep space parachutes
[03:00] Why NASA Intentionally Fails Parachute Tests [05:22] The Most Terrifying Moment of Space Reentry [05:59] The 12-Second Freefall NASA Holds Its Breath For [07:14] Why NASA Needs 21 Parachutes for One Test [09:29] Slowing D…