Kasem Ahmed

54 Flips | 3 Magazines | 10 Likes | 5 Following | 1 Follower | @KasemAhmed2015 | Keep up with Kasem Ahmed on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Kasem Ahmed”

Why Do Solids Have Energy Bands?

One of the most obviously quantum features of our universe is the discrete emission spectra we see from atoms. Every element in the periodic table absorbs and emits light of very particular frequencies, and these unique spectral lines are regularly used to identify the composition of various …

Quantum Mechanics

“Where is the public outcry for an explanation of how the longest war in American history is on a course to end in failure?”

The brilliant foreign policy theorist Andrew Bacevich tells Salon how American exceptionalism makes matters worse<p>Andrew Bacevich has been a singular critic of American foreign policy since he began publishing on the topic 13 years ago. His second book, “American Empire: The Realities and …

Political Science

House votes to block Obama's climate plan amid veto threat

WASHINGTON (AP) — Defying a White House veto threat, the Republican-controlled House approved a plan Wednesday to block a key element of President …

Clean Technology

Israel and Hamas may have committed war crimes in Gaza, U.N. report says

A long-awaited report by a United Nations special investigative panel concluded that both Israel and the Palestinian militant group Hamas may have been guilty of war crimes during last summer's Gaza war.<p>The report released Monday said the commission, appointed by the U.N. Human Rights Council, …

Israel

Phil Jackson, NBA's Lord of the Rings, Faces Ultimate Test: Saving the Knicks

For 1,042 days, from 2011 to 2014, Phil Jackson was an unemployed basketball legend, living by the beach in Playa del Rey, California. With no players to coach, and no championships to chase, he channeled his energy into other interests.<p>"I would come home from work, and he'd be reading cookbooks," …

Basketball

A new mass extinction could be underway, researchers say

<b>(CNN) —</b> Sixty-five million years ago, the dinosaurs disappeared in what's known as the Earth's fifth mass extinction. Today, a sixth mass extinction could be well underway and humans are the likely culprit, according to new research published in Science Advances.<p>The past five mass extinctions on …

Endangered Species

Supreme Court a force for change? Not so fast

<b>(CNN) —</b> He was a poor, frail teenager who would have melted away into history, but Reuben Dagenhart became the central character in one of the U.S. Supreme Court's most notorious cases.<p>He worked 60 hours a week in a North Carolina textile mill, earning 10 cents a day. The work scarred his lungs and …

Brown v. Board of Education

A crazy new theory solves 40-year-old mystery about what happens inside of a black hole

What happens once you cross this threshold is a long-standing mystery that the world's leading scientists have been pondering for decades with little headway.<p>Now, a recent paper presented at a conference in Paris this week has proposed a solution by looking at black holes in a completely different …

There's one crucial number that could ultimately determine whether humans have a chance to live on Mars

"From a science point of view, it's Mars and Mars alone," Chris McKay, who is a planetary scientist at NASA Ames Research Center, told Business Insider.<p>"It's our one chance to make another habitable environment."<p>Deep down, McKay is a self-proclaimed terraformer — someone who is actively searching …

Most anticipated Android phones of late 2015

Will the Note 5 see the GS6’s design language carry over?<p>2015 has been an epic year for smartphones so far with Samsung, in particular, making waves for its new glass and metal design on the Galaxy S6 and S6 Edge. We’ve also seen the HTC One M9, the LG G4, the Huawei P8, and the Japanese-exclusive …

Phones

Prince Charles' secret letters to the British government are about to published — here's why they could be damaging

In 2005, Guardian journalist Rob Evans applied for a Freedom of Information Request to see letters from from the Prince of Wales sent to seven Whitehall departments between 2004 and 2005.<p>The government has fought against publication of the letters because they could expose Prince Charles' personal …

Prince Charles

Pope Francis aide blasts U.S. climate skeptics

The pope’s closest adviser on Tuesday slammed climate-change skeptics, blaming capitalist motivations from “movements in the United States” for opposing the Catholic Church leader’s upcoming environmental letter.<p>“The ideology surrounding environmental issues is too tied to a capitalism that doesn’t …

Christianity

Dark Matter May Be Less Mysterious Than We Thought

Unlike ordinary particles, dark matter seems to feel only gravity, not the other forces of nature. But new observations show that might not be true after all<p>Astronomers have been struggling for nearly 80 years to figure out what makes up the mysterious dark matter that pervades the universe. They …

Russia's Putin: I Don't Expect Sanctions to End 'Anytime Soon'

MOSCOW — Russian President Vladimir Putin likened the United States to the Soviet Union on Thursday and said the West must respect Moscow's interests if it wants to normalize diplomatic relations.<p>During his annual live televised question-and-answer session with ordinary citizens, the Russian …

Russia

Einstein's Theory of General Relativity

In 1905, Albert Einstein determined that the laws of physics are the same for all non-accelerating observers, and that the speed of light in a vacuum …

Black Holes

Chuck Schumer bucks White House on Iran

The top Democrat throws his weight behind legislation to give Congress power to reject a deal.<p>Democratic Sen. Chuck Schumer, one of Capitol Hill’s most influential voices in the Iran nuclear debate, is strongly endorsing passage of a law opposed by President Barack Obama that would give Congress an …

The White House

Physicists Prove Einstein Wrong With ‘Spooky’ Quantum Experiment

Quantum mechanics is one of the best-tested theories in science, and it's one of the few where physicists get to do experiments proving that Einstein was wrong.<p>That's what a team at Griffith University and the University of Tokyo in Japan did this week, showing that a weird phenomenon — in which …

Quantum Mechanics

Jeb's forgotten father-in-law

Bush says his Mexican father-in-law abandoned his family to work in the U.S. That's not how his other relatives remember it.<p>SILAO, Mexico — Jeb Bush often mentions his wife’s family, how he fell in love with her in nearby León, and her immigrant challenges coming to the United States.<p>Only rarely — …

Mexico

Heart muscle cells regrown in medical research breakthrough

Unlike animals such as the salamander and the zebrafish, humans are unable to easily regenerate heart cells, making it difficult to recover from the permanent damage caused by heart attacks.<p>But scientists from the Weizmann Institute of Science in Israel and the Victor Chang Institute in Sydney have …

Immune System

How Humans Are Still Evolving To Avoid Extinction

As humans accelerate our impact on the earth and on ourselves, will 50,000 years of self-evolution both destroy and save us?<p>Humans may be approaching …

What It Would Be Like to Live on Saturn's Moons Titan and Enceladus

Without a solid surface, Saturn isn't likely a place we could ever live. But the gas giant does have numerous moons, some of which would make …

Iran, Tom Cotton and the Bizarre History of the Logan Act

It’s been over 200 years since members of Congress wore white silk stockings and silver shoe buckles on the House floor, but if you read Tom Cotton’s letter to the leaders of Iran, you wouldn’t necessarily know it.<p>On March 9th, 47 Republican members of the United States Senate appeared to violate …

Political Science

Democrats prepared to buck White House on Iran nuclear deal

The damage from Tom Cotton’s letter has been contained, lawmakers of both parties say.<p>Even as the White House ramps up pressure on Congress to stay out of its negotiations with Iran on a nuclear agreement, Republicans are on the brink of veto-proof majorities for legislation that could undercut any …

Foreign Policy

What makes one Earth-like planet more habitable than another?

When it comes to finding the right kind of planet to target in the search for life elsewhere in the universe, the size of the planet matters.<p>All …

Planet Neptune: Facts About Its Orbit, Moons & Rings

Neptune is the eighth planet from the sun. It was the first planet to get its existence predicted by mathematical calculations before it was actually …

Divers will brave Arctic ice to unlock secret of Franklin’s doomed voyage

Next month, 170 years after the Erebus and all its crew were lost, experts will try to reach the wreck – under thick ice on an undersea ridge<p>Navy divers and marine archaeologists are about to attempt a daring feat of polar exploration. In a few weeks they will drill beneath the thick ice in the …

Franklin Expedition

This Week in World War I, March 14-20 1915

<b>The Berlin to Baghdad Railway and World War I</b><p><b>Route of Berlin to Baghdad Railway</b><p>The Berlin to Baghdad Railway, or <i>Baghdadbahn</i>, was an ambitious railroad construction project designed to link the German capital Berlin with Baghdad in the Turkish region of Mesopotamia. First conceived in 1888, and …

We now have the technology to really test Einstein's theory of relativity

A century ago this year, a young Swiss physicist, who had already revolutionized physics with discoveries about the relationship between space and …