👉 Learn the basics of graphing a tangent and a cotangent function. To plot the tangent and the cotangent graph we choose a set of points and form a table of values with which we plot the points on the x-y coordinate axis to obtain the...

ExoMars 2016 is about to launch, and The Arecibo Observatory is picking up some mysterious signals this week on SciShow Space News!

En las selvas tropicales, las plantas compiten por el espacio y las enredaderas crecen hasta los 900 m de longitud. Sin embargo, los peligros internos no son nada en comparación con las amenazas externas.
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Empathy is a term we hear a lot, but what does it mean and how does it work? Looking back through art history, we find many moments when art has allowed us to share in the feelings of others, from Maya Lin's Vietnam Veterans Memorial, to...

👉 Learn how to graph quadratic equations by completing the square. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which...

MOT 1950: RUBBER TAPPING: COLOR: VS Liberian male worker adding anticoagulant to cup on rubber tree. MCU White latex dripping from incisions in tree bark into cup. Plantation, natural rubber trees, sap, Harbel, Liberia

M31N 2008-12a is a rare phenomenon called a recurrent nova, and it may hold the key to understanding the lives and cataclysmic deaths of massive stars.

Everyone loses their temper from time to time — but the stakes are dizzyingly high when the focus of your fury is your own child. Clinical psychologist and renowned parenting whisperer Becky Kennedy is here to help. Not only does she...

Learn how to solve problems with arcs of a circle. An arc is a curve made by two points on the circumference of a circle. The measure of an arc corresponds to the central angle made by the two radii from the center of the circle to the...

Following the tragic events in Orlando earlier this month, there were many reports of gay men being turned away when they went to donate blood. Why do non-celibate gay men have their blood donations rejected? Turns out, it's an outdated...

How did the two political parties switch? A look at the movement of white Southern Democrats to the Republican Party. Perfect for APGOV students, political science students, life long learners and the cray cray on the internets. WARNING...

👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...

Retired Supreme Court Justice Stephen Breyer discusses the unique dynamics and evolution of the court over time, the decision-making process and his legacy with Wall Street Journal Editor in Chief Matt Murray.

Hybrid work, so-called quiet quitting and a shifting labor market accelerated by the pandemic are the latest challenges that face leaders. Adam Grant, author of “Think Again," discusses how CEOs can improve productivity, creativity and...

MOT 1942: NEW GUINEA: WS Jungle open huts w/ indigenous people carrying stretcher in the rain. MS TRACKING Native indigenous peoples carrying wounded soldier on stretcher. Pacific Campaign, Pacific Front, WWII, World War II.

👉 Learn how to solve problems with arc lengths. You will learn how to find the arc length of a sector, the angle of a sector, or the radius of a circle. An arc of a circle is the curve between a pair of points on the circumference of the...

This video provides an electric presentation on sectors and arc lengths of circles. The presenter explains the key information needed to understand the topic, including the circumference and area formulas of a circle. The presentation...

MOT 1942: WWII HOME FRONT: CU Sign: 'This is a V home' MS 'Sons in Service' star flag in window w/ two stars. MS United States Navy flag in window. Sign: 'There is a man from this family in the Navy' MS 'Sons in Service' in window (two...

MOT 1942: CADETS: Behind Naval Cadets walking into building. Three Cadets talking. Group of Naval Cadets (rows of three) walking together on campus. WAR EFFORT: SCRAP HARVEST DAY: Boy Scouts collecting scrap iron metal. Truck taking...

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This video explores the inventories in Ansible.
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This clip is from the chapter "Ansible Architecture and Design" of the series "Dive Into Ansible - From Beginner to Expert in Ansible".This section focuses on the architecture...

Limnognathia maerski is one of the smallest known animals, yet has one of the most complicated jaw structures in the animal kingdom. It is currently the only species in phylum micrognathozoa that humans know about, however, there are...

In Part II of this 100 Lunar Days video series, we look at the significance of the Lunar Reconnaissance Orbiter being at the Moon for this period of time, and highlight some of the scientific accomplishments of the...

Swift 2 is a multi-paradigm programming language that has expressive features familiar to modern functional languages, and does not forget the object-oriented features of Objective-C. Things that took a block of code in...