Leonardo Fernandez

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Science Says That We’re Only Allowed Five Best Friends, So It Must Be True

Friendship is one of the most valuable relationships that we as humans can create. In part, it’s so special because friendship is one of the few relationships that we actually choose. Familial relationships are, indeed, very important, but those tend to be forged due to the nature of family. I …

Humans changed a life-giving nutrient into a deadly pollutant

Nitrogen is absolutely crucial to life — an indispensable ingredient of DNA, proteins and essentially all living tissue — yet it also can choke the life out of aquatic ecosystems, destroy trees and sicken people when it shows up in excess at the wrong place, at the wrong time, in the wrong form. …

Farming

Inside the Starburst-sized box that could save the Internet

Michael Pozmantier Contributor<p>Michael Pozmantier is the program manager of Transition to Practice at the Department of Homeland Security, Science and Technology Directorate.<p>Cybercrime is costing us millions. Hacks drain the average American firm of $15.4 million per year, and, in the resulting …

Quantum Computing

This Smartphone Gun Is One Hell of a Concealed Weapon

This double barrel .380 discretely slips into your pocket as a smartphone, but is ready for action at the flip of a switch.<p>Some of those in the concealed carry crowd are always seeking ways to discretely manage their sidearm so as not to reveal it and alarm the public. Shoulder and hip holsters …

Islamic State fighters seize control of eastern city of Deir Ezzor and kill 18

Sources say group abducted families while rumours continued to spread that hundreds were taken hostage in major offensive which saw it expand control in the region<p>Heavy clashes raged in eastern Syria on Sunday as Isil cemented control of Deir Ezzor city amid reports of kidnappings and civilian …

Climate scientists ponder spraying diamond dust in the sky to cool planet

Solid particles of diamond or alumina might be safer than sulphate droplets as a way to redirect the Sun’s energy, calculations suggest.<p>Climate …

Chemistry

This Physicist Says Dark Matter May Have Killed Off The Dinosaurs

As every astronomy buff knows, dark matter is pretty elusive stuff.<p>We can't see it. We can't hear it or feel it, and we certainly can't smell or taste it. Even with the world's most sophisticated scientific gear, there's no direct proof that the long-hypothesized form of matter exists at …

Dark Matter

'Killer robots' are a reality in future battlefields

<b>Not only can so-called "killer robots" - autonomous weapon systems guided by artificial intelligence - be lawful on the battlefield, but they will</b> …

Are We a Step Closer to Nuclear Fusion?

<b>By Don Willlmott</b><p>Nuclear fusion is considered by many to be the holy grail of clean energy -- a technology that would transform the world, if only we could figure out how to do it. But harnessing the same process that powers our sun is no small task. Superhot plasma must be created and contained so …

Nuclear Energy

This is how the world might look with a bionic eye - Futurity

Short videos show what the world might look like with an eye implant—and illustrate the limitations of today's best vision recovery devices.

Earth's Ice Is Melting Much Faster Than Forecast. Here's Why That's Worrying.

COPENHAGEN -- For me it was only after eight years of studying Greenland -- installing and maintaining a network of on-ice climate stations and examining how much snow evaporates from the island -- that I suddenly realized glaciology textbooks needed a major revision. This was 2002. Prior to the …

Global Warming

Here's where over 90% of the extra heat from global warming is going and the billions of dollars it's costing us

Scientists estimate that as much as 90% of it is heading straight into our oceans, and that has major consequences not only for marine wildlife but for the world's economy.<p>The average surface temperature around the world has increased by roughly 1.08 degrees Fahrenheit over the last 40 years, but …

Climate Change