Lakshmiarani. Rao

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A terrifying prediction from 1912 is so creepily accurate that people think it's fake. It's not.

A newspaper article in 1912 warned about climate change.<p>The debate over coal continues to rage across America. As recently as the 2016 presidential …

That Grieving Mother Orca Is Still Carrying Her Dead Calf, And Scientists Are Getting Worried

Her grief could end up being deadly.<p>A grieving orca was spotted off the coast of Washington state Thursday, carrying her stillborn calf through the …

Animals

What Is the Most Massive Star?

The sun may be the most massive object in the solar system — it contains 99.8 percent of the mass of the entire system — but on a stellar scale, it's …

Universe

Ashok Interviews Didi Jaishri Talwalkar

Pakistan’s Buddha of Swat smiles 11 years after Taliban blasted him

The iconic Buddha of Swat, carved on a cliff in the 7th century, has been restored to its almost original form with Italian assistance in …

Damascus roadblocks removed after Syria army victories

Syrian government is removing checkpoints and roadblocks from areas in and around Damascus, easing movement and traffic.<p>For the first time since the outbreak of the war in 2011, the Syrian government has removed several checkpoints and roadblocks that restricted the lives of its residents for the …

How Christians Destroyed the Ancient World

<b>THE DARKENING AGE</b> <b><br>The Christian Destruction of the Classical World</b><br>By Catherine Nixey<br>Illustrated. 315 pp. Houghton Mifflin Harcourt. $28.<p>Vandalizing the Parthenon temple in Athens has been a tenacious tradition. Most famously, Lord Elgin appropriated the “Elgin marbles” in 1801-5. But that was hardly …

Ancient History

Ask Ethan: How Many Galaxies Have Already Disappeared From Our Perspective?

One of the biggest surprises for humanity about the Universe is that space isn’t just expanding, but that expansion is accelerating. The farther a distant galaxy is from us, the faster it appears to recede away, and that recession speed appears to speed up over time. At some point, you’d imagine, …

What Is Spacetime?

People have always taken space for granted. It is just emptiness, after all—a backdrop to everything else. Time, likewise, simply ticks on …

Quantum Mechanics

Older Arctic Sea Ice Disappearing

Here’s How the Evidence Changed a Climate Change Skeptic’s Mind

Scientists on Arctic sea ice in the Chukchi Sea, surrounded by melt ponds, July 4, 2010.<br>Image:NASA/Kathryn Hansen<p><b>Scientists have known for a long</b> …

3 church sex abuse survivors to meet with Pope

<b>(CNN) —</b> After apologizing for "grave errors" in the handling of a Chilean sex abuse scandal, Pope Francis will be welcoming three survivors to the Vatican in two weeks, according to survivor Juan Carlos Cruz.<p>Cruz says the Vatican reached out to him last Saturday, inviting the three Chileans to be …

Amazing: Turtles back on Mumbai beach after 20 years!

Afroz Shah, who led hundreds of Mumbaikars in a successful effort to clean up Mumbai’s Versova Beach in the north-western suburb of Andheri West, on …

A Star Grazed Our Solar System 70,000 Years Ago, and Early Humans Likely Saw It

Some distant objects in our solar system bear the gravitational imprint of a small star's close flyby 70,000 years ago, when modern humans were …

The Y Chromosome Is Disappearing. Here's What That Means For Men

The Y chromosome may be a symbol of masculinity, but it is becoming increasingly clear that it is anything but strong and enduring.<p>Although it …

Genetics

Incredible photos from space show off the historic East Coast 'bomb cyclone'

The East Coast "bomb cyclone" on Thursday looks both beautiful and sinister from space.<p>While scientists have been tracking storms using satellites in …

Night sky – January 2018: Once in a Blue Moon

The full Moon on Jan 2 will be the perigee full Moon of 2018. Perigee is the point in an object’s elliptical orbit around the Earth where its distance to our planet is minimised.<p>The Moon experiences perigee once per orbit but not always coinciding with full Moon. When it does, it produces a Moon …

'Direct Collapse' Black Holes May Explain Our Universe's Mysterious Quasars

There’s a big problem when we look at the brightest, most energetic objects we can see in the early stages of the Universe. Shortly after the first stars and galaxies form, we find the first quasars: extremely luminous sources of radiation that span the electromagnetic spectrum, from radio up …

North Korea's missile launches: Don't take the bait

Michael Mazarr is a senior political scientist at the nonprofit, nonpartisan RAND Corporation. The views expressed in this commentary are solely …

How to photograph the stars: 9 steps to stunning night images

If you’re lucky to see stars where you live, or you’re camping outdoors this summer, photographing the night sky can yield spectacular results. With …

It's almost impossible to understand how unfathomably massive our universe truly is

by Aeon November 6, 2017 Sci-Fi Visions 11057<p>Michael Strauss<p>As an astrophysicist, I am always struck by the fact that even the wildest …

This Stunning New Image of the Fornax Cluster Will Make You Feel Small

Space is the ultimate slice of humble pie; it has a way of making a person feel small and insignificant, because within the context of the universe, …

Merging Neutron Stars Deliver Deathblow To Dark Matter And Dark Energy Alternatives

If you ask an astrophysicist what’s the greatest puzzle in the Universe today, two of the most common answers you’ll get are <i>dark matter</i> and <i>dark energy</i>. The stuff that makes up everything we know of here on Earth, atoms, which is in turn made up of other fundamental particles, adds up to only around …

The Milky Way’s Supermassive Black Hole is Proving Einstein Correct

As if he needs it.<p>Sitting at the center of the Milky Way galaxy lies a supermassive black hole named Sagittarius A* (Sgr A*), possessing the mass of …

The Meaning of Lughnasadh for Neo-Pagans

On August 1st, Neo-Pagans in the Northern Hemisphere celebrate High Summer, also called “Lughnasadh” (after an ancient Irish festival) and “First Fruits”, because this is the time when many fruits and vegetables begin to ripen.<p>Love and Death in the Summertime<p>High Summer is the time when many …

A perfectly-timed photo of the space station and the moon puts human achievements in perspective

The International Space Station is the size of a football field. But a stunning image by Spanish photographer Dani Caxete shows it as a tiny figure dwarfed by the moon—a jaw-dropping reminder of the magnificence of nature, and the persistence of human achievement.<p>The image is on the shortlist for …

Astronomy