Eugenio Arvelo

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New Study Says Ancient Humans Hunted Big Mammals To Extinction

Over the past 125,000 years, the average size of mammals on the Earth has shrunk. And humans are to blame.<p>That's the conclusion of a new study of the fossil record by paleo-biologist Felisa Smith of the University of New Mexico.<p>Smith studied fossils going back 65 million years, when dinosaurs died …

Research

Mysterious Denisovans interbred with modern humans more than once

<b>(CNN) —</b> Neanderthals, Denisovans and our ancestors were mixing and mingling a long time ago -- and some of our genetics can be traced back to these archaic humans.<p>In Asians, as much as 3% of an individual's DNA may be Neanderthal. For Europeans, it's as much as 2%. A new study has found that our …

Ravens Are Evolving, and Not in the Way You'd Expect

Instead of branching into new species, raven groups experienced something called "speciation reversal."<p>A new study shows that the common raven is anything but commonplace in its evolution.<p>Using DNA samples taken from ravens for nearly twenty years, the study provides evidence that common ravens on …

Birds

Burning Out: What Really Happens Inside a Crematorium

Four decades ago, less than 5 percent of Americans were cremated. Now that figure stands at nearly 50 percent. This is how cremation actually works, and the story of what happens to a culture when its attitudes about memorializing the dead undergo a revolution.<p>Rosehill Cemetery in Linden, New …

Los Angeles

Nearly half a million in Puerto Rico still in the dark 4 months after Hurricane Maria

<b>(CNN) —</b> Nearly half a million customers remain without power in Puerto Rico more than four months after Hurricane Maria battered the US territory, according to the island's electric power authority.<p>Still, the beleaguered Puerto Rico Electric Power Authority, or PREPA, announced what it called a …

5 classic traps from car dealers to avoid

With one foot on the bumper of a broken-down used car, the salesman asks, “If I give you a sweet deal, will you buy this baby today?”<p>While the car-buying experience is now more transparent — shoppers can find some pricing details online — there’s still some truth in this image of a fast-talking …

Personal Finance

9 foods that will never expire

These foods have found the fountain of eternal youth.<p>Raw honey<p>Honey is often referred to as "God's medicine," and has tons of health benefits-and it's great for your hair. "Honey has actually be used in wound care in some cultures and studies for its ability to naturally resist bacteria," says Dr. …

Influence: The 4-Step Process for Selling Anything to Anyone

People only buy when they trust the person selling.<p>9 min read<p>Opinions expressed by <i>Entrepreneur</i> contributors are their own.<p>Influence is described as <i>"the capacity to have an effect on the character, development, or behavior of someone or something."</i> However as subtle as some forms of influence might …

Selling

These countries still have diplomatic relations with North Korea

The U.S. has asked Germany and other countries that have diplomatic relations with North Korea to reconsider them. DW examines those that do and those that don't.<p>North Korea has formal diplomatic relations with 164 countries, according to the U.S.-based National Committee on North Korea. …

The worst thing people do to wake up in the morning — according to a sleep scientist

A sleep scientist reveals the first mistake we make when we wake up in the morning. Following is a transcript of the video.<p><b>Daniel Barone:</b> When you wake up and then hit the snooze button and go back to sleep, it feels good because serotonin gets released. And it feels nice to fall back asleep.<p>The …

How to Control Your Emotions During a Difficult Conversation

It’s hard not to get worked up emotionally when you’re in a tense conversation. After all, a disagreement can feel like a threat. You’re afraid you’re going to have to give up something — your point of view, the way you’re used to doing something, the notion that you’re right, or maybe even power – …

New North Korean Missile Is A 'Monster'

The intercontinental ballistic missile that North Korea launched on Wednesday appears to be significantly larger and more powerful than previous versions, according to independent analysts.<p>"It's a monster," says Vipin Narang, an associate professor at MIT who tracks the North's nuclear …

U.S. To Impose More Sanctions On North Korea, But How Effective Will They Be?

When President Trump announced Monday that the U.S. intends to designate North Korea as a state sponsor of terrorism, he said the U.S. will also announce the imposition of additional sanctions on Pyongyang.<p>The Trump administration is increasingly using economic sanctions to try to influence …

North Korea

China Claims To Have Built A Version Of NASA's 'Impossible Engine' That Uses NO Fuel

For it to work it actually has to break the laws of physics.<p>The USSR-USA space race might be history, but China has confirmed that NASA still has …

Scientists Link ‘Cat Parasite' to Common Human Neurological Disorders

A new study shows that <i>Toxoplasma gondii</i>—a brain parasite often transmitted to humans by cats—triggers various changes in the human brain which …

Putin: Russia reserves right to cut further U.S. diplomatic mission | Reuters

XIAMEN, China (Reuters) - Russia reserves the right to cut further the number of U.S. diplomatic staff in Moscow, Russian President Vladimir Putin said on Tuesday, in response to what he called Washington’s “boorish” treatment of Russia’s diplomatic mission on U.S. soil.<p>Russian President Vladimir …

The terrifying science behind floating fire ant colonies — and how to destroy them

In addition to widespread suffering and devastation, Hurricane Harvey has brought a plague of floating fire ants to the Houston region.<p>“Floodwaters will not drown fire ants,” explains Paul Nester, an extension specialist at Texas A&M, in a pamphlet titled “Flooding and Fire Ants: Protecting …

Insects

Russia Says It's Ready to Retaliate for U.S. Election Sanctions

MOSCOW — Russia reserves the right to take retaliatory measures against the United States for its "illegal seizure" of Russian diplomatic property, its Foreign Ministry said in a statement on Tuesday after a meeting in Washington ended without a deal.<p>"Russia stressed that if Washington does not …

That Drug Expiration Date May Be More Myth Than Fact

The box of prescription drugs had been forgotten in a back closet of a retail pharmacy for so long that some of the pills predated the 1969 moon landing. Most were 30 to 40 years past their expiration dates — possibly toxic, probably worthless.<p>But to Lee Cantrell, who helps run the California …

Pharma

What you should know before buying sunglasses

<b>(CNN) —</b> Summer's almost here, so beware the brightest of sunlight! To protect your eyesight, the most important recommendation you need to follow is to wear sunglasses that block ultraviolet radiation whenever you go outside during daylight hours, according to the National Eye Institute. This is …

5 ways sex benefits your health

You already knew that getting intimate with your significant other can strengthen your relationship. But did you know that sex has many health benefits too? Here's a look at some of the unexpected health boosts:<p><b>1. Heart Disease</b><p>Since heart disease is the leading cause of death in the United States, …

Kim Jong Nam: Why would North Korea want him dead?

<b>(CNN) —</b> Mystery still surrounds the sudden death of Kim Jong Nam, the eldest son of late North Korean dictator Kim Jong Il, in Kuala Lumpur airport last week.<p>Police said Kim was assaulted from behind, and something may have been sprayed or held over his face, causing him to feel dizzy. He died in …

Pence: US will hold Russia accountable

<b>Munich, Germany (CNN) —</b> Aiming to calm European fears about US-Russia ties, Vice President Mike Pence told world leaders Saturday that the United States will stand firm against Moscow while also seeking avenues for cooperation.<p>But Pence's posture was met abruptly by Russian Foreign Minister Sergey …

Is 'Fifty Shades' a boon or bust for couples exploring kink?

<b>(CNN) —</b> "Fifty Shades Darker," the sequel to "Fifty Shades of Grey," hits theaters this month, the second installation in the wildly popular series. There's no doubt that the films -- and E.L. James' bestselling books on which they're based -- have introduced millions to the concept of kink, an …

Life tips from the Dalai Lama - CNN Video

The Dalai Lama speaks to CNN about mindfulness, compassion, and happiness.

Venezuela may have given passports to people with ties to terrorism

<b>Toledo, Spain (CNN) —</b> The stunning postcard-perfect vista surrounding Misael Lopez in this town about one hour from Madrid belies his constant anxiety, even fear.<p>That's because the former legal adviser to the Venezuelan Embassy in Iraq is revealing secrets he says his government doesn't want …

Researchers find ‘another reason’ to avoid fast food: Chemicals in the packaging

<i>This story has been updated.</i><p>Chemicals that have been associated with cancer and other health problems have been found in some fast-food packaging, according to a new study. Researchers found the substances<b>,</b> which can leach into food, in sandwich and dessert wrappers and paperboard containers.<p>“We …

Resistance to Trump's travel ban mounts

<b>Washington (CNN) —</b> President Donald Trump enters the second week of his presidency facing a growing political backlash -- with protesters in the streets, lawsuits mounting and his own party fracturing over his executive order banning travel to the United States from seven Muslim-majority …

Immigration

Tracking Trump's promises

By Gregory Krieg, Will Mullery, Tal Yellin<p>Updated January 19, 2018, 3 p.m. est est<p>Donald Trump made hundreds of promises, pledges and threats on his road to the White House. This continuously updated interactive feature tracks his progress in delivering on that agenda at the beginning of his …