The Seven Sisters were a dominant midcentury Western oil consortium

The 1967 war was the first use of oil as a geopolitical weapon

Following the June 1967 Arab–Israeli war, Saudi Arabia, Kuwait, Iraq, Libya, and Algeria embargoed oil shipments to the US, UK, and West Germany. While the move did not have a large impact, it reshaped global oil flows, and foreshadowed OAPEC's later actions.

How Standard Oil created Chevron and ExxonMobil

Standard Oil was eventually ordered to separate into 34 different entities, and over the following years, those 34 companies merged into what is now called the “Big Four” in the oil industry.

Oil shocks, war, and the 1970s crisis that remade American energy and economics

The oil crises of the 1970s—fueled by Middle East conflict and OPEC’s dominance—triggered inflation, price controls, and policy failure. But they also accelerated fracking, alternative energy, and the rise of free-market economics.

View a breakdown of worldwide oil production since 1900, mostly led by the US

When analyzing the production of crude oil, shale oil, oil sands, and condensates since the start of the 20th century, Saudi Arabia produced more crude oil only in 1977, from 1979 to 1981, and from 1991 to 2016. Nations such as Iraq and the United Arab Emirates produced much smaller quantities than both Saudi Arabia and the US.

In 2016 OPEC and 10 major producers—including Russia—launched OPEC+

OPEC+ emerged in 2016 when 10 additional producers, including Russia, joined to stabilize markets amid U.S. shale growth. In 2022, OPEC alone supplied 38 % of global crude oil, but combined with OPEC+, output reached nearly 59 % of world production—significantly amplifying its market power.

Standard Oil's predatory business practices included temporarily operating at a loss to drive competitors out of business

Rockefeller's oil monopoly had a dark side, including cutting oil prices so low that Standard Oil was sometimes temporarily operating at a loss in order to drive competitors out of business.

The majority of the world's sovereign wealth funds are controlled by nations in Asia and the Middle East

Norway operates the world's single largest sovereign wealth fund, but Asian and Middle Eastern countries operate the rest of the top 10 largest SWFs. The Middle East alone accounts for more than $5T of the world's entire sovereign wealth.

Large oil companies knew about the impact of carbon emissions since the ’70s

PBS Frontline’s The Power of Big Oil reveals how industry giants like Exxon and Shell were researching climate change in the 1970s but then funded denial campaigns—using internal science to sow public doubt for decades.

The seven major US freight rail companies

The US railroad industry is dominated by seven long-running freight conglomerates. Get the basics on each of these companies with this brief overview.

The Middle East's cold war, explained

The Middle East is one of the most complex regions in the world, including a complicated web of conflicts and actors. Two countries, Saudi Arabia and Iran, have torn apart the region by supporting opposing sides in other countries and indirectly...

The Nasdaq's 'Magnificent 7' companies are responsible for roughly 40% of the Nasdaq 100 index's gains, while the remaining 93 companies account for the other 60%.

Mosaddegh nationalized Iran's oil industry in 1951, threatening Western control of the country's resources

Before nationalization, British companies controlled most of Iran's oil wealth, with little revenue returned to Iranians. Mosaddegh's decision made him a national hero at home but triggered a Western-led embargo and ultimately contributed to the coup that removed him from power.

The Nasdaq's 'Magnificent 7' have an outsized impact on the Nasdaq 100's performance

These seven companies are Alphabet, Amazon, Apple, Meta, Microsoft, Nvidia, and Tesla. They're often responsible for over 40% of the Nasdaq 100 index's gains, but the exact percentage varies from year to year.

How crude oil is split across oil markets based on geographic origin

Brent, West Texas Intermediate, and Dubai are the three crude oil classes and differ in terms of typical refinery uses, density, sulfur content, and suitability for financial benchmarking. Brent, which originates in the North Sea, is traders' go-to benchmark, in part, because it is easily shipped and politically stable, and used to price most of the crude sold internationally.

Hollywood's 'golden age' was controlled by vertically integrated studios

Hollywood in the early to mid-20th century was largely controlled by the "Big Five" studios: Paramount, Warner Bros., Fox, MGM, and RKO. The studios were vertically integrated, overseeing every aspect of film production, distribution, and exhibition. During this era, actors like Cary Grant and Judy Garland were under contract with specific studios—typically for seven years. Garland signed with MGM at age 13, which counted on them to draw audiences.

Soap operas earned their name thanks to the sponsorships of soap brands

Many early 20th-century radio programs for women were sponsored by brands that introduced each new episode. Because these dramas were aimed at women, many of their sponsors were for household products, like soap. The association led some to refer to the shows as "soap operas," a title that stuck.

The WNBA includes 13 teams

Many teams share markets with an NBA team, and some share arenas; however, seven are independently owned. The WNBA will expand into Canada in 2026.

View a list of 50 minerals critical to US economic and national security

Most of the US's supply of critical minerals depends on countries that have historically competed with it, which has raised concerns in Washington. These minerals are needed for green technologies to meet greenhouse gas emission reduction goals.

Fracking brought short-term wealth and long-term collapse to Rock Springs, Wyoming

In the early 2000s, the fracking boom transformed the quiet mining town into a hub of oil field laborers with plentiful job opportunities. Once the boom faded and industry left, unaffordable housing, unsafe working conditions, and drug epidemics left many residents with no prospects amid a disappearing way of life.

The Boswell Sisters were the precursors to the American girl group

The jazz trio, popular in the ‘20s and ‘30s, doesn’t share much in common with the sounds of the well-known pop-oriented girl groups, but the sisters’ prominence in a male-dominated industry provided an early example for later groups. Check out their appearance in the 1932 film “The Big Broadcast,” performing the song “Crazy People.”

The SEC is a powerhouse conference with 16 teams and a rich Southern football tradition

Formed in 1933 after splitting from the Southern Conference, the Southeastern Conference began with 13 schools. It has since grown to 16 members, defining college football with numerous national championships and rabid regional rivalries.

Timeline: the Kurds’ quest for independence

The Kurds have a long history of fighting for rights and regional autonomy across the Middle East. After WWI, when the Middle East was reconfigured, the Kurds were dispersed across the new borders of previous Ottoman territories. The idea of an...

Learn how eight 'traitors' played an essential role in founding Silicon Valley

In the 1950s, William Shockley led the way in the semiconductor business. Everything changed in 1957, after eight of his engineers—whom he called the "Traitorous Eight"—left his company to start their own. Their company, named Fairchild Semiconductor, employed many future founders of major Silicon Valley companies. Today, the Traitorous Eight are considered among the founders of Silicon Valley.

European powers carved up nearly all of Africa in just 4 decades

This video explains the "Scramble for Africa," when seven European nations seized over 90% of the continent between 1870 and 1910. Only Liberia and Ethiopia remained sovereign as imperial competition redrew Africa’s borders and reshaped its future.

Billionaires are racing to space to control future markets

Although different companies have described focuses ranging from luxury tourism to Martian space colonies, all are building infrastructure to capitalize on the shift away from government-only control and betting big on reusability and scale. By securing public contracts and subsidies, they aim to develop strategic partnerships toward dominance in low Earth orbit.

The ancient succession drama that led to the Sunni-Shia divide

The split that divided Islam into its major branches comes down to succession: after Muhammad's death, Sunnis backed an elected leader, Abu Bakr, while Shia Muslims sided with a member of Muhammad's bloodline, his cousin and son-in-law Ali. That 7th-century disagreement shapes geopolitics today, Ramadan's traditions, and communities worldwide.

Sunflowers have long been a symbol of nuclear disarmament because they can extract large amounts of radioactive cesium from soil.

Iran's Revolutionary Guard Corps is independent of Iran's regular army and is one of the most powerful and influential military-political organizations in the Middle East.

See 33 images that became central to huge scandals, including a young Charles and Camilla, Michael Jackson's baby on a hotel balcony, and Hugh Grant's mugshot.

The name 'Silicon Valley' arose from the founding of Shockley Semiconductor Laboratory in Fairchild Semiconductor in 1956-57, founded near Stanford University in Palo Alto

The hormonal disorder PCOS was renamed PMOS in 2026, a move designed to improve care and research by shifting the focus to the hormonal causes of this condition that affects 1 in 8 women.

The US dollar is the most widely circulated currency in the world, and is involved in nearly 90% of global transactions

Louisiana's 'Cancer Alley' is infamous for having some of the highest industrial pollution, toxic air emissions, and cancer risks in the US.

Up to a million Girl Scouts sell about 200 million cookie boxes every spring, generating $800 million, largely because refusing a child is frowned upon

Georgia O'Keeffe's flower paintings are often assumed to be sexual, though the artist claimed she was simply interested in highlighting the beauty of flowers that most people neglect

Watch how deep-sea mining equipment collects and processes polymetallic nodules—metal-rich, potato-shaped rocks—from the ocean floor and creates environmentally damaging plumes of sediments.

The distributor behind 'Rocky Horror' pulled the film from its scheduled national release, believing it would be a failure, though it eventually amassed a dedicated fanbase through midnight showings, a trend that continues over 50 years later.

'Shogun,' a 1980s TV series, helped popularize sushi in the US by stimulating an American interest in Japanese culture.

The most expensive ad of all time was for Chanel No. 5 perfume and cost roughly $33M to produce in 2004—about $57M in today's dollars.

Sony set the standard for cylinder-shaped batteries when it repurposed manufacturing equipment used to make rolls of magnetic recording tape.

For centuries, it was common to sleep in two shifts: a few hours at the beginning of the night, and a longer period beginning around midnight

Some renewable energy sources may weaken the resiliency of electric grids by removing outage buffers provided by coal- and natural gas-fired plants, which provide the system with more time to find a new power source if a plant goes down.

A Yale student wrote a profound essay about the consulting industry's influence on elite college students that was published in a book of her writing after she died in a post-graduation car accident.

Prince's sexually explicit 1984 track 'Darling Nikki' attracted the ire of the Parents Music Resource Center, an advocacy group that inspired the Parental Advisory sticker, even though the song ends with a Christian message.

Poison ivy was sent to Europe in the 1600s as an exotic, ornamental oddity, where it was purposefully grown in the English royal gardens at Kew, the Faculty of Medicine in Paris, and a few other locations.

See how Budweiser's famous Clydesdales spend their days at Warm Springs Ranch, where roughly 70 to 80 of the beer brand's giant horses can be found at any given time.

Stars appear to twinkle because turbulence in the motion of molecules in Earth's atmosphere causes light to bend and wiggle rapidly on its way to the surface—a phenomenon called scintillation.

See photos of Meteora, a mountainous site in central Greece, home to 14th-century monasteries perched atop soaring outcroppings.

The rivalry between Alexander Hamilton and Thomas Jefferson centered on federalism—the question of how much power the federal government should hold relative to the states.

The 2026 Ebola outbreak in the DRC is spurring new Ebola vaccine development for the Bundibugyo species.