Spiral Galaxies Are the Ugly Ducklings of the Universe

The shape of the Milky Way galaxy, our solar system's home, may look a bit like a snail, but spiral galaxies haven't always had this structure, scientists say.In a recent report, a team of researchers said they now know when and how the majestic swirls of spiral galaxies emerged in the universe.

相关内容: spiral galaxies universe

Spiral Galaxies Are the Ugly Ducklings of the Universe

The shape of the Milky Way galaxy, our solar system's home, may look a bit like a snail, but spiral galaxies haven't always had this structure, scientists say.In a recent report, a team of researchers said they now know when and how the majestic swirls of spiral galaxies emerged in the universe.

NASA releases spectacular X-ray image of an entire spiral galaxy

This is The Whirlpool—the common name of M51, a spiral galaxy similar to our own Milky Way estimated to be 50,000 to 100,000 light years across. The purple dots that make it look like the biggest neon sign in the Universe are X-ray sources as seen by NASA's Chandra X-ray Observatory.Read more...

At Scotland's Crawick Multiverse Garden, You Can Look into the Void

Have you ever wanted to meander between two spiral galaxies, or follow in the footsteps of a comet? Now visitors to southwest Scotland’s Nith Valley can do just that. Welcome to the “Crawick Multiverse,

Record-Breaking Galaxy Is So Big It Acts Like a Magnifying Glass

Some galaxies are so positively massive that their gravity actually distorts the light from objects behind it, turning the entire galaxy into our very own intergalactic magnifying glass. And now, NASA's Hubble Space Telescope just found the most distant one ever.Read more...

This Colossal Galaxy Cluster is an 8.5 Billion Year Old Beauty

Peering into the distant reaches of space is like turning back time. The bright red orbs at the center of this image are galaxies, as they existed 8.5 billion years ago in a faraway corner of the universe. Together,

Herschel's Largest Survey of Cosmic Dust Is Huge and Beautiful

The largest ever census of dust in the local Universe has been carried out by the European Space Agency's Herschel space observatory—and the results are huge and beautiful.Read more...    

Why It's So Hard to Find Alien LIfe

A big reason why the Fermi paradox has punch is the matter of time. Max Tegmark gets into this in his excellent new book Our Mathematical Universe (Knopf, 2014), where he runs through what many thinkers on the subject have noted:

This Newly-Discovered Class of Galaxies Shouldn't Exist

When you spot a galaxy in a telescope, you know it — galaxies are bright, dense collections of millions of stars, often in a spiral or orb shape, held tightly together by gravitational forces. But now scientists have discovered a new kind of galaxy, which they call “fluffy” and “wispy.

Here Are Two Galaxies With Supermassive Black Hole Hearts Colliding

Hey there, human, want to feel some awe? Look at this newly released NASA image set of two galaxies, each with a supermassive black hole at its heart, colliding in a violent spiral of star stuff. Space is awesome, and thanks to improved telescope technology,

Here's What The Night Sky Would Have Looked Like 10 Billion Years Ago

Our sun has only been around for 4.5 billion years — which means it missed the cute early years of the Milky Way galaxy. If you were standing on a planet 10 billion years ago, when the Milky Way was relatively young, the night sky would have looked very different.Read more...

Jason Sudeikis and James Corden play enjoyable Zoom game of 'Football Pro or Football No?'

The Late Late Show team has been on a break for the past few weeks, which means they've had plenty of time to think up more Zoom-based guessing games of the "Pants or PJs" variety.First out of the gates is "Football Pro or Football No?",

Trevor Noah tears apart Trump's mission to attack mail-in voting

Trump tends to find one or two new people/countries/entities to go after each week, and this time — along with his slightly confused comments on Biden's running mate Kamala Harris — he's set his sights on the U.S. Postal Service.Specifically, Trump has an issue with mail-in voting,

How Trump bent the National Park Service to do his bidding

For the first 100 years of the National Park Service's existence, there has almost continually been an official director who leads the prestigious conservation agency. Now, that's changed.

How to cure your pandemic blues with moments of pure joy

Everyday I walk down to our unfinished basement to do something I call treadmill dancing. You might have seen it before in Taylor Swift's Apple Music commercial. When I watched the spot a few years ago, I thought:

Protect your digital presence with this security subscription

TL;DR: A two-year subscription to Ivacy VPN is on sale for $2.25 per month as of Aug. 14, saving you 77% on list price.The internet might seem like a friendly place full of interesting things, but it can also be pretty dangerous if you're not protected. Data harvesters, hackers,

If you’ve ever wanted to learn how to code, now is a great time to start

As remote work has become both increasingly popular and necessary, it’s brought new meaning to who essential workers are and which job skills can survive — meaning who can work remotely and who can’t. 

20 cool gadgets and tiny tools on sale this weekend

The term "essentials" has an entirely new meaning these days. From face masks to sanitizers, we now have true essentials that we must carry regularly. But that doesn't mean you shouldn't think beyond that.From multifunctional screwdrivers to no-touch door openers,

5 Reasons Mt. Gox Won't Take Bitcoin Down With It

Mt. Gox, once the largest Bitcoin exchange, may soon be history. But Bitcoin isn't going anywhere.At least, that's the consensus among Bitcoin companies and backers. Their assertion counters Mt.

Woman Robbed, Assaulted for Wearing Google Glass in a Bar

A woman claims she was assaulted and robbed in a San Francisco bar while simply for wearing Google Glass.Sarah Slocum, a contributor at Newsdab, arrived at Molotov's, which Google Maps describes as a "laid-back bar with daily happy hour," early Saturday morning around 1:45 a.m.,

Barnes & Noble: A New Nook Tablet Is Coming This Spring

Contrary to popular belief, battered and bruised retailer Barnes & Noble is not exiting the tablet business — at least not yetIn a earnings call for the fiscal third quarter of 2014 on Wednesday,

有人看中了 Model S 的创业机会

当 Tesla 名声在外后,许多人希望亲身体验下传说中的 Model S,不过 Model S 超 7 万美元的售价已表明了其豪车身份。也就是说,时下能开 Model S 的依然是少数人。别忘了去年一整年,该车也就卖了 2.2 万多辆。


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sencha touch 扩展篇之将sencha touch打包成安装程序(上)- 使用sencha cmd打包安装程序 - 想啦牛肉面

由于最近一直忙着android原生的开发,很久没有更新博客了,官方的sencha cmd工具功能非常强大,创建项目,压缩项目,打包安装程序都能轻松实现,这讲我们就给大家介绍下如何使用sencha cmd来打包我们的sencha touch项目, 为了更好地向大家演示如何打包一个sencha t.

7 Humanoid Toy Robots from the Original Space Age

Last week, we learned the rules for the final round of DARPA's Robotics Challenge. It was immediately apparent that we're teetering on the precipice of a futuristic future, where robots can walk around on two legs doing work without human aid.







Microsoft releases the recovery tool to revert Windows 10 back to Windows Phone 8.1

Windows 10 for phones is finally here, although only for a select number of Lumia devices currently, we expect more devices to be added over time. So those with supported devices,

独立开发商:并不会马上利用DirectX 12开发Xbox One游戏,除非是独占作品

自从微软在上月的Windows 10发布会上公开了一些最新信息之后,对于新一代的DirectX 12究竟能够带 […]


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