Ali Hamza 
Is it possible that life exists in forms we cannot yet detect
For most of human history, we thought our world was flat. Then, we thought the...
What makes the universe fine-tuned perfectly for human existence
There’s a quiet moment, just after sunset, when the first stars begin to appear. That...
Are we just matter and energy or something far more complex
There’s a quiet moment that happens to many of us, perhaps when we’re looking up...
Could time travel ever be possible through wormholes
We all have moments we wish we could revisit. Maybe it’s a happy memory, a...
What would happen if gravity suddenly disappeared
You’re sitting there, reading this, feeling perfectly stuck to the planet Earth. It’s a feeling...
How do scientists detect planets that no one has ever seen
For most of human history, we only knew about the planets in our own solar...
Could Teleportation Ever Become Real Through Science?
For as long as humans have told stories, we’ve dreamed of the ability to travel...
What happens inside a black hole according to physics
There is a place in our universe where the rules we know—the rules of space...
How does the brain create imagination and creativity
Think about the last time you daydreamed, picturing a relaxing vacation on a beach you’ve...
Could scientists ever decode human emotions completely
We all know what it’s like to feel a wave of joy, a pang of...
What makes the human eye see millions of colors
The world explodes with color every single day. You step outside and see the deep...
Could humans ever communicate only through thoughts
You’re sitting in a quiet room, and a friend looks at you from across the...
How does the brain decide what memories to keep and what to forget
You’re rushing through a busy day when you catch a faint, familiar smell in the...
Why do humans have fingerprints and no two are ever the same
You use them every single day. They help you grip your morning coffee cup, feel...
How do scientists read the DNA code of life
Think of the most complicated instruction manual you’ve ever seen. Now, imagine that manual is...