NASA will use energy from Earth’s gravity to launch the Lucy spacecraft in October of this year.
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Only 17 years after its discovery have we learned we’re safe from asteroid Apophis. Ever since its 2004 discovery, asteroid 99942 Apophis has threatened planet Earth. Asteroid Apophis has been measured […]
Theoretically, we know what happened on the red planet. Here’s how we’ll find out whether we’re right. When it comes to the worlds beyond Earth in our Solar System, it’s only […]
Life in the supremely vast cosmos is incredibly rare. We need a new vision for our living planet and for ourselves.
In the spirit of the 1969 moon landing, we now have a golden opportunity to pursue “nondisruptive” creative solutions.
A new study proposes that Hawking radiation could be used to find dark matter in places like primordial black holes.
There will always be “wolf-criers” whose claims wither under scrutiny. But aliens are certainly out there, if science dares to find them.
From life on Earth to the planet itself, there are four ways our planet will actually experience “the end,” no matter how we define it.
We pretend to be in control, but we have frighteningly little knowledge upon which to base our life’s decisions.
NASA is creating a planet habitability index, and Earth may not be at the top. With our current data, ranking habitability is guesswork.
Many people perceive the struggle to understand our Universe as a battle between science and God. But this is a false dichotomy.
Shortly after planet Earth formed, life took a permanent hold on our surface. But just how common is such an outcome?
On the morning of June 30, 1908, an explosion of more than 10 megatons occurred above the sparsely populated Siberian Taiga. What caused the so-called Tunguska event?
Volcanic activity caused the end-Triassic mass extinction 200 million years ago. The dinosaurs survived and rose to dominance.
Due to a crust of carbon, the absence of oxygen, and constant bombardment from meteorites, the planet Mercury may be littered with diamonds.
Planet Earth has been around for over 4.5 billion years, but humans? For 99.998% of our planet’s history, humans were nowhere to be found.
Astronomers have been looking for radio waves sent by a distant civilization for more than 60 years.
Our Solar System’s outer reaches, and what’s in them, was predicted long before the first Oort Cloud object was ever discovered.
Shocked city dwellers who stared at it were blinded instantly, then the entire city caught fire.
Flow occurs when a task’s challenge is balanced with one’s skill.
From here on Earth, looking farther away in space means looking farther back in time. So what are distant Earth-watchers seeing right now?
Ingenuity is remarkable. But these 5 exploration ideas are revolutionary. Telescopes are our initial tools for revealing and studying foreign worlds. Hubble images of Mars, particularly around the regions with […]
New research finds that dinosaurs were already adapted to living in cold climates before the end-Triassic mass extinction. But how?
A conversation with an advanced alien species is likely to be simple and to take 1,000 years. It might also be dangerous.
The near and far sides of the Moon are so different from each other, and no one is sure why. New lunar samples could confirm a wild theory.
Is history decided by discernible laws or does it unfold based on random, unpredictable occurrences?
Newborn stars are surrounded only by a featureless disk. Debris disks persist for hundreds of millions of years. So when do planets form?
And what can it teach us about our Solar System’s earliest days? In many ways, astronomy is unique among the sciences. In every other field, you have the ability to design […]
Aerial drone footage was sent to an AI trained to track down space rocks.