Ricardo Jac

36 Flips | 5 Magazines | 41 Likes | 1 Follower | @absinto10 | Keep up with Ricardo Jac 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 “Ricardo Jac”

Don't Get Too Excited About NASA's New Miracle Engine

Which is more likely: that NASA broke the laws of physics, or that an early experiment on propellant-free microwave thrust technology has a …

Physics

This Is Probably The Weirdest Binary Star System Ever Discovered

There's some strange things floating around in our galaxy, but this has to be one of the weirdest. A double star system with misaligned …

Universe

Impressive Game Of Thrones Interactive Map To Westeros

This is an interactive map (links to actual map) of Westeros and the surrounding lands created by Westeros.org user carpiediem. You can click on …

Ukraine's gains prove costly for towns caught in crossfire

As Military Routs Rebels from Strongholds, Residents Suffer Casualties, Damage<p>MYKOLAYIVKA, Ukraine—For Ukraine's army, the two-day battle here last week was a breakthrough victory that forced pro-Russia rebels to abandon their nearby military stronghold of Slovyansk.<p>But in this small, impoverished …

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Dozens of new Ebola cases bring West African death toll to 539

Ebola continues to spread in Sierra Leone, Liberia and to a lesser extent in Guinea, with a combined 44 new cases and 21 deaths from July 6 to 8, the World Health Organization (WHO) said Friday.<p>This brought the total number of cases in West Africa's first outbreak of the deadly viral disease to …

Putin pledges to help Cuba explore for offshore oil

HAVANA (Reuters) - Russian President Vladimir Putin pledged to help revive Cuba’s struggling offshore oil exploration on Friday at the start of a six-day tour of Latin America as Russia aims to reassert its influence on the communist-ruled island.<p>Putin was joined in Havana by close ally and …

Israel continues Gaza bombardment, pushing death toll past 120

Israel has vowed no easing of its aerial bombardment of Gaza, which has killed at least 120 Palestinians, as a defiant Hamas rained more rockets on the Jewish state.<p>A charity for disabled people and a mosque in which Israel claims weapons were concealed were reported to be among the latest targets …

Fighting rages in eastern Ukraine town, residents flee

NEAR SLAVIANSK Ukraine (Reuters) - Ukrainian government forces battled separatists with artillery and automatic weapons on Wednesday in a second day of fighting in and around Slaviansk, forcing many residents to flee.<p>Children draw maps of Ukrainian regions during a pro-Ukrainian rally in front of …

NASA's Next Mars Rover Will Send Samples Back To Earth. Uh, Really?

Planetary geologists are gathering this week to start planning for the next robotic mission to Mars. It's supposed to be identical to Curiosity, but …

Hazard Detection During the Morpheus Test Flight

The latest test flight for Project Morpheus, NASA's prototype for a flight-capable planetary explorer, was successful! The autonomous vehicle flew a …

Astronomers Discover An Entire Cluster of Stars Tossed From Its Galaxy

Scientists have seen hypervelocity stars before, but this is the first time they've ever observed an entire star cluster thrown from its host galaxy. …

Another Fireball Meteor Has Been Caught on Camera Over Russia

Late last night, a suspected meteor tore through the skies over the northern Russian city of Murmansk.<p>Some dashcams supposedly caught the fireball on …

Meteorites

The Footage of SpaceX's First Falcon 9 Reusable Flight Test is Gorgeous

You thought SpaceX's Grasshopper was impressive? Grasshopper was just the beginning. Behold, the first flight test of the company's Falcon 9 Reusable …

This Ancient Asteroid Strike Was More Insane Than We Realized

Around 3.26 billion years ago — long before the dinosaurs — a massive asteroid measuring nearly 36 miles (58 km) across smashed into the Earth. …

Rhode Island

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Ásia. Primeiro-ministro malaio confirma que voo 370 foi desviado

O primeiro-ministro da Malásia disse este sábado que os movimentos do avião da companhia aérea Malaysia Airlines, cujo voo 370 está desaparecido …

Ucrânia. Ucrânia acusa Rússia de invasão no Leste, Moscovo veta resolução da ONU

A tensão estava ao rubro em vésperas do referendo à secessão da Crimeia, com a Ucrânia a acusar a Rússia de uma infiltração no seu território …

Deep Water May Have Surrounded Ancient Mars Mountain

A giant lake could have filled Gale Crater and encircled Mount Sharp.<p>Water-carved rocks high up on a Martian mountain, just reported by planetary scientists, point to a very watery past for the red planet.<p>The new finding comes from Gale Crater, where NASA's Curiosity rover landed in 2012. The rover …

Ukraine Unveils Half-Finished New Radar System

To be completed in 2015, if funding comes through.<p>Last week, Ukraine's state-owned defense conglomerate Ukroboronprom State Concern unveiled the new MR-1 radar system, which, according to a Ukrainian official, can detect stealth aircraft better than other radar. Igor Presnyak, director of Ukraine's …

Revised Cosmological Constant Predicts a Collapsing Universe

The going theory among cosmologists is that the universe will eventually rip itself to shreds owing to its ever-accelerating rate of expansion. Not …

Jornal Económico

"Em 2017, entrou em atividade uma nova fábrica de mobilidade elétrica que triplica a capacidade de produção de carregadores rápidos", destacou a …

Primeiro-ministro chinês promete repressão firme contra terrorismo - china radio international

O primeiro-ministro chinês, Li Keqiang, condenou fortemente nesta quarta-feira o ataque terrorista fatal na cidade de Kunming, sudoeste da China, e …

Eu não sou super-homem, diz papa Francisco | Mundo | Reuters

Por Philip Pullella<p>O papa Francisco olha para a frente enquanto o arcebispo Ganswein anda no plano de fundo durante a audiência geral na Praça de São Pedro no Vaticano. O papa minimizou a ideia de que é um "super-homem" que irá promover amplas reformas na Igreja Católica, e reforçou que a proibição …

NASA plans a robotic mission to search for life on Europa

It looks like it's finally going to happen, an actual mission to Jupiter's icy moon Europa — one of the the solar system's best candidates for …

'Dimer molecules' aid study of exoplanet pressure, hunt for life

(Phys.org) —Astronomers at the University of Washington have developed a new method of gauging the atmospheric pressure of exoplanets, or worlds …

Europa. Rússia invade a Crimeia para responder a pedido de Ianukovich

O Presidente deposto Viktor Ianukovich escreveu uma carta a Vladimir Putin a pedir a ajuda militar de Moscovo para defender a “população ucraniana”, …

Médio Oriente. Obama pediu a Netanyahu "decisões difíceis", este respondeu que o seu papel é manter-se "firme"

O envolvimento directo do Presidente norte-americano, Barack Obama, nas actuais conversações israelo-palestinianas não parece ter conseguido avanços. …

União Europeia ajudará Ucrânia a pagar dívida de gás à Rússia

Notícias da sua região<p>Centro Oeste<p>voltar<p>Nordeste<p>pernambuco<p>voltar<p>Norte<p>acre<p>pará<p>rondônia<p>voltar<p>Sudeste<p>espírito santo<p>minas gerais<p>rio de janeiro<p>são …