# Picture This

What are the worlds of knowledge inside a bio-acoustic, spectrogram, a mathematical diagram, or an illustrated equation? *Picture This* is a column in which scientists describe the power of drawings.

10.24

Picture This: Darwin's Diagram

The Tree of Life made new ways of seeing possible. It also bears the burden of its author's doubts.

05.24

Picture This: Making Waves

Astrophysicist Chiara Mingarelli on the noise of black holes merging, recorded in a single curve.

06.23

Picture This: Stephen Hawking's Blackboard

Famed physicists' loopy scribbles give clues to the origins of time and space.

04.23

Picture This: The Central Dogma

Philip Ball on how Francis Crick’s undogmatic antics changed our theory of life.

12.22

Picture This: The Periodic Table

Philip Ball on the visual ordering of all the elements known to humankind—and how we might order them differently.

11.22

Picture This: Rule 30

Stephen Wolfram on a simple rule that defined a new way of observing the computational universe.

09.22

Picture This: The Hyperbolic Disk

Theoretical physicist Sean Carroll visualizes a mind-bending geometry that inspired many, from Einstein to Escher.

07.22

Picture This: The Double Slit Test

An iconic quantum physics experiment, astounding in its simplicity and confounding in its implications, continues to befuddle the best of minds.

06.22

Picture This: The Bell Test

Author Adam Becker examines John Bell’s seminal 1964 theorem that helped settle some scores and launch the second quantum revolution.

05.22

Picture This: Feynman Diagrams

Theoretical physicist Maulik Parikh marvels at the whimsy and scientific rigor of Feynman diagrams.

08.21

Picture This: Sheet Music for the Natural World

Acoustic ecologist Michelle Fournet reads the scientific sheet music of whale songs for Picture This.

07.21

Picture This: On Seeing Equations

In this edition of Picture This, astrophysicist Will Kinney describes the images math conjures up in his mind.

06.21

Picture This: The Drawing That Earned Sir Roger Penrose a Nobel Prize

Picture This is a new column in which scientists describe the power of drawings.