This article, originally titled "The Man Who Discovered the Universe," is from the Summer 2025 issue of Air & Space Quarterly ...

In a recent study published in the Astrophysical Journalletters, scientists confirmed something both exhilarating and unsettling: the universe is expanding in a way that defies our most trusted models ...

Artificial intelligence systems are thirsty, consuming as much as 500 milliliters of water – a single-serving water bottle – for each short conversation a user has with the GPT-3 version of OpenAI’s ...

What is the meaning of life? Even the best of us couldn't hope to answer that question in a Universe Today article. But there ...

For a quarter century, cosmology has leaned on one framework to explain how the universe expands. Known as the ΛCDM model, it assumes about 70 percent of the cosmos is filled with an unseen force ...

For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it—the flickering star is 2.2 million ...

Hubble’s latest image captures a glittering star cluster inside the Large Magellanic Cloud, a dwarf galaxy about 160,000 light-years from Earth. This region, known as N11, is one of the galaxy’s ...

One method involves analyzing Cosmic Microwave Background (CMB) radiation to gain insight into the early universe—light that remained after the Big Bang just 380,000 years later. This method relies on ...

From early experiments with lanterns to Einstein’s revelations about space and time, the speed of light has proven to be far ...

Using our savings calculator can help you quickly determine how much your money will grow over time. If you invested either $1,000, $5,000 or even $10,000 in a high-earning account several years ago, ...

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