Intellect PlusCards starting with S
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Seagull is a nickname—many gulls never need the seaLarinae range from a 120-gram little gull to a 1.75-kilogram great black-backed giant, yet the casual "seagull" misleads. Grey gulls nest in dry deserts, inland cities host coloni…
Seahorses are pipefish remade into upright horse-headed swimmersA seahorse is any of forty-seven Hippocampus species—small marine bony fishes with horse-like heads, segmented bony armour, grasping tails, and independent eye movement. The genus…
Seahorses are the only animals where males are said to get pregnantIn seahorses, pipefish and sea dragons, the female deposits her eggs into a pouch on the male's chest, and he carries them until they hatch. It is the only animal family for which…
Seals are cousins of weasels, raccoons and red pandasSeals, sea lions and walruses look like a world apart from land carnivores, yet their nearest living relatives are the musteloids: weasels, raccoons, skunks and red pandas. The tw…
Seals, bears, skunks and raccoons all belong to the dog side of the familySplit the meat-eating mammals down the middle and you get cat-like carnivores on one side and dog-like ones on the other. The dog-like half, Caniformia, sweeps in not only wolves …
Seamus Heaney won the Nobel while on holiday and nobody could reach himWhen the 1995 Nobel Prize in Literature went to Seamus Heaney, he was travelling in Greece with his wife. Reporters and even his own children failed to contact him for two days, t…
Searching for a rare palm species hidden within the Comoro Islands wildernessKew researchers and local experts joined forces on two recent expeditions to find a wild population of the elusive Ravenea moorei. This effort highlights the collaborative work re…
Searching for Earth-sized worlds in the Atacama DesertExplore the breathtaking landscape of Cerro Paranal, Chile, where the SPECULOOS Southern Observatory operates. This video captures a sunset over the telescopes dedicated to huntin…
Searching for Earth-sized worlds in the Atacama DesertWitness a sunset at the SPECULOOS Southern Observatory, where four specialized telescopes work alongside the Very Large Telescope to hunt for planets orbiting the universe's small…
Searching for extraterrestrial life is a matter of chemistry, not science fictionForget cinematic aliens; the real search for life beyond Earth relies on detecting chemical breadcrumbs. This video explores how scientists analyze isotopic fingerprints and ancie…- Searching for lost research institutes on abandoned alien worldsThis video follows a journey through the abandoned home planet of the Elowan to locate an old research institute. The mission leads into the territory of the Uhlek, a hive-mind ra…
Searching for microbes through an unusual email to a German coral farmWhen hunting for microscopic life, sometimes you have to reach out in unexpected ways. This video follows James, a microscope expert, as he sends a strange request to Coralaxy, a …
Searching for signs of ancient life on the Martian surfaceThe European Space Agency's ExoMars programme aims to investigate the Martian environment to determine if life ever existed there, paving the way for future sample return missions.
Searching for the chemical signatures of Martian lifeThe ExoMars mission is preparing to launch a joint European and Russian spacecraft to investigate the Martian atmosphere. This video tracks the complex journey from Earth to Mars,…
Searching for the footprints of Rome's lost Ninth LegionHistorian Tristan Hughes and archaeologist Simon Elliot trace the trail of the vanished 9th Legion. This video explores Roman foundations in York and investigates whether a hidden…
Searching for the giants lurking just off the shoreIn this episode, filmmaker Bertie Gregory shifts his focus from land animals to the massive whales and orcas inhabiting the Pacific Northwest. Discover how experts identify these …
Searching for the radioactive remnants of the Manhattan ProjectExplore the seafloor of Tinian, a remote island that served as the top-secret assembly point for the atomic bombs used in 1945.
Searching for the Universe's missing ingredients from the ISSNASA's Alpha Magnetic Spectrometer (AMS) is now delivering its first findings. This particle physics detector is hunting for cosmic secrets that could redefine our understanding o…
Searching the Formidine Rift for abandoned colonies and dead megashipsExplore the vast, barren voids of the Elite Dangerous galaxy. This video follows a journey to the edge of the galaxy to uncover abandoned human settlements and the looming threat …
Season thirty-five of Dancing with the Stars matches the largest cast in series historyWith sixteen competing couples, the thirty-fifth season of Dancing with the Stars ties for the largest roster since the show began. The installment features historic milestones, i…
Seasoning is not about adding flavor, but about making the original ingredients shine brighter.We often mistake seasoning for masking or overpowering food with herbs and spices. In reality, the true purpose of seasoning is to heighten the natural profile of your ingredients…
Seasons come from Earth's tilt, and the warmest months lag the sunniestThe Northern Hemisphere gets its strongest sunshine in May, June and July, yet its hottest months are June, July and August. That seasonal lag is one surprise. Another is how many…
Seattle is a global powerhouse of tech, aerospace, and maritime trade in the Pacific Northwest.Beyond its reputation for coffee and rain, the Seattle metropolitan area is a massive economic engine. Home to over four million people, it anchors the Puget Sound region with a u…
Seattle is currently undertaking a massive $54 billion expansion of its regional railway network.This video explores the scale and ambition of Seattle's Sound Transit expansion. It provides essential context on the massive infrastructure project aimed at transforming regional…
Seattle rode timber, gold rush ships, then Boeing and jazzSeattle, Washington's largest city, counted 784,777 people in 2025 (18th in the U.S.) with a metro over 4.15 million on an isthmus between Puget Sound and Lake Washington, about 1…
Seattle-Tacoma International Airport was built on a plateau of millions of cubic yards of earth.Born from the urgent military needs of World War II, Sea-Tac transformed from a fog-prone airfield into a global aviation hub. Today, it manages over 50 million passengers annuall…- Seattle's 2 Line makes history as the world's first light rail on a floating bridge.Crossing Lake Washington, the 2 Line represents a massive engineering feat. By integrating specialized track bridges that accommodate the constant, multi-directional movement of a…
Seattle's historic 1962 World's Fair monorail is undergoing a major multi-million dollar station modernization.Since the 1962 World's Fair, the Seattle Center Monorail has served as a vital transit link between downtown and the city's cultural hub. Now, this iconic landmark is receiving a …
Seattle's rain reputation is a paradox of frequency over volumeSeattle is famous for its drizzle, but it actually receives significantly less total rainfall than cities like New York or Houston. The city's climate is a masterclass in atmosphe…- Seattle’s Ballard Locks fundamentally altered the region’s geography and its native salmon populations.The Ballard Locks do more than move ships between Puget Sound and Seattle’s freshwater lakes. By rerouting entire rivers and dropping lake levels by nearly nine feet, this massive…
Seattle’s man-made waterway transformed the city’s geography and its connection to the sea.For decades, Seattle debated how to link Lake Washington to Puget Sound. The resulting ship canal, completed in 1934, required massive engineering to bridge a twenty-foot elevatio…
Seawater is a remarkably consistent chemical solution despite the ocean's vast, turbulent complexity.Covering over 70 percent of Earth, seawater is far more than just salty water. It is a precise, complex mixture of dissolved ions and gases that remains surprisingly uniform acros…
Seawater uranium extraction faces economic and technical hurdles despite material advancesResearchers reviewing the field of uranium extraction from seawater (UES) found that while new synthetic strategies have produced adsorbents with record-high capacities, significa…
Seaweed farming is undergoing a massive resurgence as a sustainable, high-value global industry.Once a source of soda ash for 18th-century glassmakers, seaweed is now being cultivated for everything from food and beauty products to carbon sequestration. While wild harvesting…
Seaweed is not one kind of living thing but several unrelated onesRed, brown and green seaweeds look like cousins, yet they share no common many-celled ancestor. What unites them is habitat: salt water, light and something to cling to. Humans fa…
Sebastian Coe: From Middle-Distance Dominance to the High-Stakes World of Global Sports GovernanceBefore becoming a controversial power broker in international athletics, Sebastian Coe was a track phenomenon. He set world records in middle-distance events and remains the only …
Sebastian Faulks proves that literary prestige and commercial success are not mutually exclusive goals.Known for his evocative historical fiction set in France, Sebastian Faulks has navigated a career spanning journalism, television, and high-stakes literary commissions. From writi…
Sébastien Ogier matches record with ninth world title in 2025 rally seasonThe 2025 World Rally Championship concluded with a dramatic finale in Saudi Arabia, where Sébastien Ogier secured his ninth career title. This victory ties him with Sébastien Loeb…
Sébastien Ogier: The Master of the World Rally Championship's Modern EraWith nine World Rally Drivers' Championship titles, Sébastien Ogier stands as the joint most successful driver in WRC history. From his early dominance in the Junior World Rally C…
Sechelt sits on a narrow isthmus that bridges the British Columbia mainland and peninsula.Located on the Sunshine Coast, this district municipality is defined by its unique geography between the Sechelt Inlet and the Strait of Georgia. While known for its natural beaut…
Second Lady Usha Vance Joins NASA Astronauts to Inspire Young Readers Through Space ExplorationOn August 4, 2025, Second Lady Usha Vance will visit NASA’s Johnson Space Center to host a special reading event for students. Alongside astronaut Suni Williams, the initiative ai…
Second to the Pole—first in a century of argumentBritish naval captain Robert Falcon Scott, born in June 1868 and dead by about the end of March 1912, led Discovery (1901–04) and Terra Nova (1910–13) into Antarctica. His five-ma…
Second-largest animal phylum after the arthropodsMollusca holds about 86,600 living species—second only to arthropods—and maybe 60,000 to 100,000 more as fossils. Roughly 23% of named marine organisms are molluscs. Soft muscular…
Second-wave historians rebuilt the archive of women’s pastsWomen’s history studies women’s roles and the methods needed to recover them, including rights movements. Its scholarly centers grew in the United States and Britain as second-wav…
Secondary colors are not universal truths but depend entirely on your chosen mixing modelWe often learn that secondary colors are fixed, but they are merely the result of combining two primary colors within a specific system. Whether you are working with light or pigm…
Secret marriage wrecked Donne’s career, then made a deanJohn Donne (c.1571–1631), born to illegal English Catholics, became the leading metaphysical poet—conceits, rupture, and sermon thunder. A clandestine wedding to Anne More cost hi…
Secretariat went to the owner who lost a coin tossIn the autumn of 1969, two horse owners met in a New York office to flip a coin, and each secretly hoped to lose. The winner would get one foal; the loser, two, including one not …
Secretive marsh birds named for a scraping cryRails of family Rallidae are cosmopolitan ground birds from twelve to sixty-three centimeters and twenty grams to three kilograms. Sexual plumage rarely differs; bills range from …
Secular humanism, from Victorian positivist churches to ethics without GodVictorian London briefly had a Church of Humanity, complete with sacraments, founded by followers of the French thinker Auguste Comte. It was one odd branch of a family tree that …
Secularism is about shrinking religion's public role, not disproving GodPeople often treat secularism as a synonym for atheism. It isn't. The idea only asks that civic life run on worldly reasoning, and it can be hostile, neutral or even friendly towa…
Secularity is not the absence of religion, but a unique social condition of choice.We often mistake secularity for the rejection of faith, but the term originally meant something entirely different. Rooted in the Latin word for an age or generation, it describes…
Secularization is not the death of religion, but a complex shift in social power.We often mistake secularization for the inevitable decline of faith. In reality, it is a multifaceted concept describing how religious authority changes, differentiates, or privat…
Securely mounting window boxes to brick requires specialized tools and hardware for masonry.General contractor Tom Silva demonstrates the proper technique for fastening outdoor containers to brick siding. This guide covers the essential hardware and tools needed to ensur…
Securing a Central American city against an alien onslaughtIn this episode of Xenonauts, Scott Manley explores a high-stakes mission to defend a city in Central America from an alien invasion, where a nuclear strike remains the final, des…
Securing a foundation to a solid granite ledgeThis video demonstrates the specialized process of pinning concrete footings directly into extensive granite rock. Watch as professionals drill into the ledge and use rebar to cre…
Securing a heavy mirror to a stone chimney requires precision and the right toolsMounting a substantial mirror onto masonry, such as a fireplace chimney, is a task that demands careful measurement and specialized equipment. General contractor Tom Silva demonst…
Securing clean water for every tap in your homePlumbing expert Richard Trethewey demonstrates the essential steps and materials required to install a whole-house water filter. This guide ensures you can provide filtered water …
Securing Europe’s seat at the table of the final frontierFollowing the success of the Rosetta comet landing, the European Space Agency is pivoting toward a new era of independent capability. This video explores how Europe plans to maint…
Securing the Ballot: Taiwan's 2026 Local Elections Face New Digital ThreatsTaiwan is preparing for a massive local election in November 2026, with over 11,000 officials to be elected. However, the stakes extend beyond the ballot box. As political allianc…
Securing your home doesn't require a professional installation teamYou can build a comprehensive wireless security network yourself. This guide breaks down the essential steps to set up sensors, cameras, and alarms without needing an expert.