Challenges – Science Observer

Mining the Moon: What Valuable Resources Are There and Could Lunar Mining Be Profitable?

The Moon may look like a lifeless world covered in gray dust, but beneath its surface lies a remarkable collection of potentially valuable resources. Water ice, oxygen-bearing minerals, iron, titanium,…

deka October 27, 2026

Challenges Science What if?

Can Nuclear Weapons Be Converted Into Peaceful Nuclear Energy? Turning Bombs Into Electricity

Humanity has developed enough nuclear weapons to destroy entire cities, yet the same fundamental nuclear science can also provide electricity to millions of homes. This raises a fascinating question: could…

deka October 24, 2026

Bioengineering Challenges Science

How Scientists Grow Artificial Organs: The Future of Regenerative Medicine and Organ Transplants

Imagine a future in which a damaged kidney can be replaced with a new one grown from a patient's own cells. Instead of waiting years for a donor, doctors could…

deka October 18, 2026

Challenges New Discoveries News

The Biggest Scientific Discoveries of the Last 10 Years: 8 Breakthroughs That Changed the World

Over the past decade, science has achieved breakthroughs that once seemed impossible. Scientists have photographed black holes, developed revolutionary genetic treatments, unlocked the structures of millions of proteins, and brought…

deka October 6, 2026

Challenges New Discoveries Science

Dark Matter: What It Is and How Scientists Are Trying to Detect It

Dark matter is one of the biggest mysteries in modern science. Astronomers cannot see it directly, yet observations across the Universe strongly suggest that enormous quantities of invisible matter are…

deka September 27, 2026

Challenges News Science

Millennium Prize Problems: The Seven Mathematical Mysteries Worth $1 Million Each

At the beginning of the 21st century, mathematicians were presented with one of the most ambitious challenges in modern intellectual history: solve seven extraordinarily difficult mathematical problems, with $1 million…

deka September 19, 2026

Challenges History Science

Experiment as the Decisive Test: The Michelson–Morley Experiment and the Fall of the Ether

Science advances through ideas, calculations, observations, and debate. But some of its most important turning points come from experiments that force researchers to reconsider assumptions that once seemed obvious. The…

deka September 18, 2026

Challenges Physics Science

Top 10 Facts Science Still Cannot Fully Explain

Science has explained an astonishing amount about the universe: how stars form, how DNA works, why diseases spread, how electricity moves, and how life evolved over billions of years. Yet…

deka August 25, 2026

Challenges New Discoveries Science

Plasma and the Future of Humanity: How the Fourth State of Matter Could Transform Energy, Medicine, Space, and Technology

Plasma is often called the fourth state of matter, after solids, liquids, and gases. It may sound exotic, but plasma is everywhere in the universe. Stars are made mostly of…

deka August 22, 2026

Challenges History Physics

The Manhattan Project and Today’s Nuclear Nightmare: How Humanity Reached a New Age of Atomic Danger

The Manhattan Project began as a secret wartime effort to build an atomic bomb before Nazi Germany could develop one. It succeeded with extraordinary speed, combining theoretical physics, industrial production,…

deka August 5, 2026