Black Holes
The 5 Eras of the Universe — and Its Heat Death
To understand what's to come and where we are now, it's important to look back. Let's...
Black Holes
Space
Parallel Universe Theory: What Are the Chances of Another You?
Parallel universe theory explores the possibility that the universe contains planets similar to ours. But could...
Space
Unsolved Mysteries: Michigan UFOs or Massive Misunderstanding?
Were the 1994 UFO sightings in Michigan truly unsolved mysteries or just a massive misunderstanding? Here's...
Space
How Does NASA Simulate Zero Gravity on Earth to Test Equipment?
Let's explore how NASA tests equipment and hardware by simulating zero gravity on Earth before sending...
Space
What Happens When a Planet’s Orbit Goes Chaotic?
Can a planet's orbit be disrupted? Could Earth fall out of orbit and hurtle into the...
Space
How Is Earth Affected by Solar Storms?
What is a solar storm, and how do solar storms affect Earth? Could they pose a...
Space
Could Quantum Communication Enable an Extraterrestrial Handshake?
Photon-enabled quantum communication could send exponential amounts of data securely over interstellar distances, potentially to intelligent...
Space
Perseverance Rover Explores an Ancient River Delta on Mars
River delta ecosystems are rich in life, which is why the Perseverance rover is exploring an...
Space
The Elusive Unicorn Meteor Shower
Late last year an unusual news story flashed through the media sky like a shooting star:...
Space
A Clearer View of Exoplanets With Starshade
Since the first confirmed discovery of a planet beyond our solar system in 1993, astronomers have...
Space
What Are Spacequakes, and How Do They Happen?
Spacequakes occur when Earth's magnetic field "snaps," releasing plasma that slams into the geomagnetic field around...
Space
The Bootstrap Paradox, or When Time Travel Gets Weird
Time travel is a domain of paradoxes. Among these is the Bootstrap Paradox, raising basic questions...
Environmental Tech
Heavenly Hygiene: How Do Astronauts Shower In Space?
Hygiene in space, where water never falls from the sky and the soap floats inconveniently away,...
Science
Tails From the Orbital Plane: Why We Can See the Moon During the Day
Why can we see the moon during the day? Scientists have come to understand the orbital...