Extraterrestrial Life

We still haven’t heard from aliens – here’s why we might never

THE most ambitious search so far for extraterrestrial intelligence has released its first data – and there are no aliens yet. The lack of success …

Aliens

BBC - Earth - When will we find aliens?

For the first time in human history, we have the means to answer the question<p>View image of How many Earth-like planets are out there? (credit: Detlev van Ravenswaay/SPL)<p>Chris McKay's quest for extraterrestrial life started in 1976, when Viking 1 and 2 landed on Mars. Touching down on Mars for the …

Planets

16 signs we're sure there are aliens

Russian billionaire Yuri Milner has teamed up with British astrophysicist Stephen Hawking in a bid to discover and contact extraterrestrial life. …

UFOs

Aliens may have existed in our solar system long before us

The solar system humanity calls home may have once been inhabited by an extinct species of spacefaring aliens, a top scientist has suggested.<p>A space …

Lifestyle

Book Finds Californians Reported Most UFO Sightings In U.S. Since 2001

SAN FRANCISCO (CBS SF) — A recently published book on reported UFOs sightings found California had the most visual encounters with unidentified …

UFOs

NASA Designs Inflatable Greenhouse For Sustainable Farming On Moon And Mars

While astronauts have successfully grown plants and vegetables aboard the International Space Station, NASA scientists at the Kennedy Space Center in …

Space Exploration

Theoretical Physicist Michio Kaku: 'We Can Terraform Mars'

There is not shortage of ideas for what humans will do to Mars after semi-permanent colonies are built on the red planet. Perhaps the most radical …

Aliens

Mysteries of Crown-like Structures on Venus' Surface Unveiled in New Study

On Venus, plumes of superheated rock from near the planet's core may rise up intermittently, destroy patches of the planet's surface and create …

Geology

Asteroid Shock Waves Could Have Provided the Building Blocks for RNA

Life begins with a bang.<p>A now famous experiment conducted by chemists Stanley Miller and Harold Urey back in 1952 showed that even if we don't know …

Chemistry

How strong is the gravity on Mars?

The planet Mars has few things in common. Both planets have roughly the same amount of land surface area, sustained polar caps, and both have a …

Space Exploration

What would actually happen if aliens made contact with Earth

There isn't much of a plan for what we'd do if we heard from aliens, according to the man probably most likely to make contact with them.<p>Andrew …

UFOs

Astronomers Say We'll Probably Find Life Orbiting a Dwarf Star

Searching for exoplanets like Proxima b is not as simple as gazing through a telescope and pointing them out. These bodies, located light-years from …

Astronomy

Brightness of Saturn's largest Moon Titan provides new tool to study mysterious exoplanets

Titan is brighter at twilight that in daylight, according to a new study.<p>Saturn's largest moon Titan is brighter at twilight than at daylight, …

Astronomy

Scientists Are Trying to Build Exoplanets From Scratch on Earth

When we search for signs of life beyond Earth, what are we looking for? Do we look for footsteps left by humanoid aliens? Doubtful. Scientists think …

Aliens

Tree stump spotted on Mars, Possible existence of vegetation on Red Planet: Alien hunters

Our solar system consists of 9 planets of which the Earth is the only planet with life on it. Mars is also another planet of the solar system which …

Aliens

Most habitable planets may be completely covered in water

When you imagine what a rocky, habitable planet looks like, it's easy to picture an alternate Earth where land and oceans exist in an ideal balance. Unfortunately, that's not necessarily how it will pan out in real life... in fact, you might be surprised if there's land at all. University of …

Exoplanets

In experiments on Earth, testing possible building blocks of alien life

Subjecting artificial amino acids to extreme conditions, researchers hunt for clues on what it takes to survive on other planets<p>Scientists are …

Biology

6 Planets That Might Support Aliens: Comparing The Coolest Habitable Exoplanets

The universe is practically bursting with stars and planets but some exoplanets are more important than others, particularly when it comes to the …

Exoplanets

Stowaway Bacteria Could Be Even More Contagious In Space Than We Thought

As if space exploration weren't already hard enough, one of the critical jobs NASA and other space agencies have to manage is preventing the …

Biology

The Sun Will One Day Consume Mercury And Venus

Life on Earth came to be billions of years ago, shortly after the planet cooled and liquid water became available. But according to researchers, we …

Aliens

Ruins Of Mysterious 'Ancient City' Discovered On Mars?

Mars has never failed to intrigue us with its mysteries. It is extremely similar to Earth in many ways and the researchers also speculate that it was …

Space Exploration

This Astronomer Just Said We'll Discover 30 Planet Systems Soon

The Breakthrough Discuss Conference kicked off its second and final day on Friday with a presentation from astronomer Michaël Gillon, who specializes …

Astronomy

Watch NASA’s latest discovery about “ocean worlds” — and their capacity to sustain life

<b>NASA found compelling evidence that Enceladus, Saturn’s icy moon, contains the right chemicals to support life.</b><p>This week, NASA announced some …

Aliens

Why Are Moon Titan's Large Islands Disappearing And Later Re-Appearing?

<b>MessageToEagle.com</b> – Saturn’s moon Titan, is one of the most interesting places in our solar system. Not only is it the only is the only …

Aliens

Planet Earth, A Terrestrial Blue Orb

The habitat in the infinity of Space<p>Earth Day turns 47 this year, and the theme for the 2017 celebration is ‘environmental and climate literacy’. But …

Astronomy

Cassini begins final journey towards Saturn as Nasa puts probe on path to destruction

Cassini will be first man-made probe to explore within Saturn's rings before self-destructing.<p>Scientists at Nasa have placed space probe Cassini into …

Space Exploration

Most Habitable Alien Planets May Be Totally Covered in Water

A new computer simulation suggests that the most common feature of planets orbiting in their star's habitable zone may be an overabundance of water.<p>Earth may be special because of its water, but not in the way you may think. A new study published in The Monthly Notices of the Royal Astronomical …

Astronomy

The 5 most amazing things we've learned from NASA's Cassini mission

The Saturn explorer's death spiral begins on Sunday<p>After 20 years, thousands of gorgeous photos, and a whole lot of science, the Cassini spacecraft is finally ready to retire. But there'll be no relaxing days on the beach for this old spacecraft; instead, it will go out in a blaze of glory. More …

Astronomy

The Alien Hype Around This New "Super-Earth" Is Real. Here's Why

The discovery of the new potentially habitable planet, LHS 1140b, seemed to burst from out of nowhere. Perhaps even less expected was the notion …

Exoplanets

This new photo of Earth taken through the rings of Saturn should make you feel very lucky

Modern society seems to soak up all of our attention with a bewildering number of tasks, concerns, and frustrations.<p>We've got to eat healthy, take excellent care of our families, get to the office on time, earn a livable income, do battle with traffic and train delays, squeeze in an appointment, …

Astronomy