Science & Nature
How Often Do Stars Die?
Stellar death is part of stellar lifecycles. Within the Milky Way, astronomers estimate that one star dies every year, while supernovae happen every century.
How Many Galaxies Are There?
To estimate the number of galaxies in the universe, astronomers take wide images of different regions of space. There is an estimated 200 billion galaxies.
Why California's Mariposa Grove Must Be Saved
A sequoia grove known as Mariposa Grove is found in the southernmost region of Yosemite National Park, close to Wawona, California.
Is The Moon Moving Further Away?
The moon has been gradually moving further away from the Earth ever since it formed 4.5 billion years ago. It is currently moving 1.48 inches away every year.
How Solar Flares Are Produced
Solar flares are energetic bursts of plasma that move outwards from the sun. They form from the interaction of the sun’s magnetic field and rotation.
James Webb Telescope Finds Water In Exoplanet Atmosphere
The James Webb Space Telescope has recently released data on the composition of an exoplanet’s atmosphere, finding evidence of water vapor.
11 Best Long-Distance Hiking Trails In The US
Perhaps the biggest challenge is just getting started; the first step is to pick your path. So here are 11 of the biggest and best treks to choose from.
US States Worst Affected By Wildfires
The American West has recently been devastated by wildfires. The states that are most severely impacted by wildfires are listed below.
The World's 10 Greenest Countries
Yale University's EPI is a key indicator of a country's ecosystem vitality and environmental health. The following is a list of the countries with the highest EPI scores:
How Long Would It Take To Travel To Mars?
In order for humans to eventually travel to Mars, they will need to survive in space for extended periods of time, yet just how long would it take to travel to Mars?
10 Coldest States In The United States
The United States is among the countries with a diverse range of climatic conditions. Below are the 10 coldest states based on average annual temperature:
How Planets Produce Magnetic Fields
Magnetic fields are common among the planets in our solar system. Although not every planet has a magnetic field, most of them do.
What Is Spectroscopy?
The science of spectroscopy is one of the most important areas of astronomy. Spectroscopy is the study of an object’s composition by examining the light it emits.
How Much Of A Threat Are Asteroids?
Space agencies from around the world actively track what are called near-Earth asteroids. These are asteroids that are located within Earth’s vicinity.
The Voyager Golden Record
Voyager 1 and 2 launched in 1977, and their journey brought them both to Jupiter and Saturn. Voyager 1 did not continue onto any other planets.
10 Ways Climate Change Will Affect The United States
Here are ten ways that climate change will impact the United States in the decades to come considering the current rate of change.
What Are The Brightest Objects In The Universe?
The brightest known objects in the universe are called quasars, and they can be up to 100,000 times brighter than the entirety of the Milky Way.
The Moons Of Mars
Earth and Mars are the only planets in the inner solar system that have moons. Earth has one moon and Mars has two.
Will The Milky Way Collide With Another Galaxy?
Will the Milky Way ever collide with another galaxy in the future? As it turns out, our nearest galactic neighbor, the Andromeda Galaxy, is speeding towards us
Will Saturn Ever Lose Its Rings?
The rings of Saturn are one of the most stunning sights in our solar system. As it turns out, we are very fortunate to live in a time when we can see the rings in all their glory.
10 Most Threatened Animals Of America
In fact, it is estimated that one in five of America's plant and animal species are currently at risk, a figure which amounts to a whopping 1,300 species.
Do Water And Ice Weigh The Same?
As organisms that live on a planet mostly covered in water, we often take it for granted. The following is a simple yet profound question: do water and ice weigh the same?
The World’s Largest Eagles
Determining which eagles are the biggest in the world requires an examination of mass, length, and wingspan.
The Fastest Birds In The World
Whether soaring through the air, sprinting across the land, or even swimming through frigid waters, birds (as a collective) are multifaceted speed-demons.
What Is The Farthest Humans Have Traveled In Space?
The human brain cannot comprehend just how vast the universe is, and rather than understand it, our minds simply accept that space is gigantic.
The Hottest And Coldest Planets Of Our Solar System
Generally, a planet’s temperature is determined by two primary factors: its distance from the Sun and its atmosphere's composition.
Biggest Moons In Our Solar System
Some moons are so large that if they were orbiting the Sun instead of a planet, they would likely be considered planets in their own right.
How Old Is The Solar System?
For most of human history, there have been varying assumptions about the age of the Earth and the rest of the planets. How old is the solar system, and how was it determined?
Why Don’t Mercury And Venus Have Moons?
This is rather strange, and the exact reasons why these two worlds are missing any natural satellites is still somewhat of a mystery. So why don’t Mercury and Venus have moons?
How Do Tides Work?
In total, there are three primary factors that create Earth’s tides: the moon, the sun, and the rotation of Earth. How do these three factors interact to cause the tides?
The Fastest Things In The Universe
Regardless of how stationary we feel, we move tens of thousands of miles every day. That may seem fast, yet the Earth is barely even moving compared to some things in the universe.
The Northern Lights (Aurora Borealis) Explained
Although the aurora are generally green, they can come in a multitude of different colors. The color is determined by the atoms that are being ionized.
Why Methane Can Be A Sign Of Life Outside Of Earth
Although methane isn’t overly common in the Earth’s atmosphere, it plays a vital role in our planet’s atmosphere.
How Far Is The Moon From Earth?
In fact, the moon is so close to us that it is the only celestial object whose surface features are visible with the naked eye. Just how far away is the moon?
What Are Black Holes?
Any discussion on black holes must first begin with a simple question: what are black holes?
11 Colorful Spring Destinations In The United States
The following is a mix of 11 cities, towns, streets, parks, and other select areas that will inject some beauty into the winter-weary soul.
10 Great Walks Of New Zealand
The Great Walks of New Zealand are ten formally recognized and managed, multi-day adventures through different aspects of the country's mesmerizing landscape.