Science
Science Examiner brings you Latest news, top updates and current developments from the world of Science
What Is pH, and How Does the Scale Work?
You have seen pH on shampoo bottles, pool kits, and soil testers, always a number between 0 and 14. It is a simple scale hiding a clever idea about the hidden chemistry of water. Here is what pH measures and how the scale really works.
What Is the Scientific Method, and How Does It Work?
The scientific method is the engine behind nearly everything we know about the natural world, yet it is often reduced to a rigid list of steps. Here is what it really is, how it works, and why it matters.
What Is the Periodic Table, and How Does It Work?
The periodic table is more than a chart on a classroom wall. It is one of the great achievements of science, a single grid that organizes every element in the universe and even predicts how they behave. Here is how the periodic table actually works.
What Is DNA, and How Does It Work?
Coiled inside almost every cell of your body is a molecule that spells out the entire instruction manual for building and running you. DNA is written in just four letters, yet it holds the code for all life on Earth. Here is what DNA is and how it works.
Why Is the Sky Blue? The Science Explained
It is one of the first questions children ask and one of the hardest for adults to answer. The blue sky comes down to a bit of physics about light, air, and the size of a wave. Here is why the sky is blue, and why sunsets are red.
What Is a Fossil, and How Does One Form?
A fossil is a message from deep time, a bone or a footprint turned to stone and waiting millions of years to be read. Here is what a fossil actually is, how one forms, and why so few living things ever become one.
What Is Photosynthesis, and How Does It Work?
Plants pull off a quiet kind of magic: they build food out of sunlight, air, and water, and hand us breathable oxygen as a bonus. Nearly every meal and every breath traces back to it. Here is how photosynthesis works.
What Is Quantum Entanglement, and Why Is It Strange?
Two particles can be linked so tightly that measuring one instantly tells you about the other, even across the galaxy. Einstein hated the idea and called it spooky. He turned out to be wrong. Here is what entanglement really is.
What Causes Lightning, and Why Thunder Follows
A lightning bolt is hotter than the surface of the Sun and lasts a fraction of a second. It starts with something as ordinary as ice crystals bumping together inside a storm cloud. Here is how.