Earth

What’s A Bolide, And Why Did One Explode In The Michigan Skies?

Last night, Michigan got “treated” to a flash, a loud clap of sound, and a 2.0 earthquake, all thanks to a meteor. But people have used the term “bolide” and “meteor” interchangeably, and it’s created a lot of confusion, not to mention the fear that a new type of meteor is going to come streaking …

Astronomy

Michigan Meteor: Why Did it Explode, and How Likely Is It to Happen Again?

Residents of southeast Michigan got either a thrill or a scare Tuesday when a rare meteor appeared to explode in the night sky. Its crash-landing …

Astronomy

Which type of meteorite landed in Michigan? NASA 90% sure it knows

CLOSE<p>A suspected meteor reverberated across the metro Detroit area at about 8:15 p.m. Jan. 16, 2018, sending social media into a frenzy. Local …

Detroit

Meteor lights up southern Michigan | Ars Technica

A relatively slow-moving rock flames out with a bang.<p>Early last night local time, a meteor rocketed through the skies of Southern Michigan, giving …

US Geological Survey

About Those “Polar Lava Tubes”

For decades, the idea of useable caves on the Moon has been studied and discussed at various venues and science gatherings. Our fascination with the …

Planets

China wants to clean Earth’s orbit by blasting space junk with giant lasers

Mankind has done a remarkably efficient job of covering the Earth with garbage and clutter, so it should come as no surprise to learn that we’re …

NASA

No Earth-shaking evidence of quakes linked to the moon

Devastating earthquakes cannot be blamed on the moon or time of year, according to myth-busting scientists.<p>There is an enduring belief that the …

News (Ireland)

The asteroids most likely to hit Earth

These asteroids all have a small but real chance of hitting Earth in the next century<p>Like earthquakes and volcanoes, the most frightening thing about asteroid strikes is their inevitability. Our solar system formed from a planetary nebula of dust and gas that slowly coalesced into rocks, planets, …

Space Exploration

China's bold proposal to zap space junk from Earth's orbit with lasers

Since 1957, humans have been polluting the Earth’s orbit with bits of debris, known as space junk. There are currently around 20,000 fragments of …

NASA

Huge Sheets of Ice Found Hidden Just Beneath the Surface of Mars

Its an established fact that Mars was once a warmer and wetter place, with liquid water covering much of its surface. But between 4.2 and 3.7 billion …

Planets

Scientists Think They've Discovered Lava Tubes Leading to The Moon's Polar Ice

This could solve a massive problem.<p>Small pits in a large crater on the Moon's North Pole could be "skylights" leading down to an underground network …

Planets

Revolutions per Minute

Issue<p>Back to Issue<p>Revolutions<p>Shop Now<p>Compare the length of the Earth's rotation to the Large Hadron Particle Collider's …

Earth Science

Scientists Have Discovered Massive Ice Sheets on Mars

Massive ice sheets have been discovered on Mars that could potentially be a resource for astronauts to harness for exploration of the …

Planets

Ice From Underground Lava Tubes Offers Possible Water Supply for Moon Missions

The north pole of the moon appears to be riddled with dozens of pits leading to underground lava tubes, according to new research released Jan. 11. …

Moon Missions

Scientists Discover Clean Water Ice Just Below Mars' Surface

Locked away beneath the surface of Mars are vast quantities of water ice. But the properties of that ice—how pure it is, how deep it goes, what shape …

Planets

How Phosphorus Helped Oxygenate Earth's Atmosphere

Life in Earth's oceans may have had a slow start because phosphorus — a key nutrient of life — was not recycled through the biosphere fast enough. …

Planets

Blood Falls Is A Scarlet Oddity In An Antarctic Glacier

Flowing water when the air is below freezing is a rare sight, but at Blood Falls, it's something else entirely: liquid water the color of fresh blood …

Planets

Volcanic Rock Discovery Calls Theories About Life's Origins Into Question

Animals may have emerged under very different conditions.<p>By on<p>Filed Under Animals, Biology, Deep sea, History & Mars<p>The revolution will not be …

Biology

Interactive Earthquake Map: Get to Know Your Local Faults

Bay Area residents got an early, shaky wake-up call today. At 2:39 a.m. to be exact.A 4.4 magnitude earthquake in Berkeley jolted residents awake …

Earthquakes

Perihelion 2016

Saturday at 22:49 UTC (17:49 Eastern U.S. time), the Earth will be at perihelion, the point in its orbit where it’s closest to the Sun. At that …

Astronomy

What are asteroids and how are they grouped?

On January 3, at around 6 a.m. IST, an asteroid darted past Earth. It travelled at a distance of 1.8 million km and was placed under the ‘Potentially …

Space Exploration

2018 Could Bring Increase In Severe Worldwide Earthquakes

The new year could bring an increase in massive and devastating earthquakes, research from October suggested. But as our prediction of earthquakes …

Climate Change

The top pictures astronauts took of Earth in 2017

If you want to up your Instagram game in 2017, perhaps you should consider living in space.<p>Because these pictures of Earth taken from the …

News (Ireland)

Massive, deep deposits of ice found on Mars

Despite the fact that Mars has an atmosphere just 1% as dense as Earth’s, the surface of the Red Planet still has to deal with plenty of weathering …

Planets

NASA's Best Earth-from-Space Photos by Astronauts in 2017 (Gallery)

Hurricane Jose at the Caribbean<p>Credit: Earth Science and Remote Sensing Unit, NASA Johnson Space Center<p>For astronauts in space, the Earth is always …

Science

here's why

MARTY MELVILLE/AFP/Getty Images<p>Two US scientists have come up with a theory that suggests a big increase in devastating earthquakes, particularly …

Earth Science

Top 7 EarthSky images of 2017

Here are 7 of your favorite images of the year.<p><b>Funnel cloud from Rio:</b> Photos showing a funnel cloud seen around sunset, from Rio de Janeiro, Brazil. …

Science

Researchers Find New Type of Volcanic Eruption on Jupiter's Moon Io

It's the first time anyone's seen a Stromboli-like eruption beyond Earth.<p>Jupiter's moon Io is the most volcanically active planetary body in the solar system. Amidst its hundreds of volcanoes and lava lakes, scientists now believe they've encountered a powerful type of eruption seen for the first …

Solar System

Confirmed: 2017's Total Solar Eclipse Created Bow Waves in Earth's Atmosphere

Amazing.<p>The phenomenon of "bow waves" has been long hypothesised, but proven quite elusive. Now, using sensors from 2,000 sites across the US, …

Science

What a Newly Formed Pacific Island Can Teach Us About Mars

Geologic processes occurring on Earth today could have also taken place on ancient Mars, telling us where life might have existed on the Red Planet.<p>In December 2014 and January 2015, a large volcanic eruption beneath the ocean created a new island in the South Pacific. Part of the island nation of …

Planets