What river separates Laredo, TX and Nuevo Laredo, Mexico?
The Rio Grande is 3,051 km (1,896 miles), making it the fourth longest river in North America by main stem. It originates in south-central Colorado, traverses the length of New Mexico, and then forms part of the Mexico–United States border.
What film—written and directed by James Cameron—was the highest grossing during the first decade of the 2000s?
Released in 2009, the film was Cameron's first since 1997's Titanic. In 2022, he would release Avatar: The Way of Water a sequel to the 2009 film. A third installment was released in December 2025 and a fourth is due in 2029.
In mammals, this type of fibrous protein is the key structural material that makes up hair, nails, horns, claws and hooves.
There are two main types: Type I (acidic) and Type II (neutral/basic), which work together to maintain structural integrity.
Fill in the blank to complete this famous aphorism that's often attributed to economist John Maynard Keynes: "The market can remain irrational longer than you can remain _______".
The maxim is a warning that asset prices can stay detached from fundamentals far longer than investors can afford to wait. Market bubbles or panic can last years and a leveraged investor may lose everything before trends revert to rational levels.
The following dynasties controlled what is now modern day Iran. Order them by number (earliest to latest): 1-Sasanian Empire; 2-Achaemenid Empire; 3- Parthian Empire
The Achaemenid Empire lasted from 550 and 330 BC; the Parthian Empire existed from 247 BC–224 AD; and the Sasanian Empire from 224 AD–651 AD.
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