Jonas Enander

Jonas Enander

Jonas Enander is a Swedish science writer covering physics and astronomy. He is the author of Facing Infinity: Black holes and our place on Earth (Atlantic Books/The Experiment, 2025). His articles have appeared in outlets including New Scientist, Big Think, Space.com as well as various Swedish magazines. He has a background as a researcher in the field of cosmology and astrophysics, with a particular focus on dark energy, dark matter and Einstein's theory of general relativity.

Latest articles by Jonas Enander

'Not so exotic anymore': The James Webb telescope is unraveling the truth about the universe's first black holes

By Jonas Enander published

A peculiar object discovered by the James Webb Space Telescope just 700 million years after the Big Bang could reveal the origins of the earliest black holes in the universe, some experts say.

Black Holes

'Torn apart by the darkness': What would happen if a human fell into a black hole?

By Jonas Enander published

What would a human see and feel while falling into a black hole? In this exclusive excerpt of his new book, "Facing Infinity," author and astrophysicist Jonas Enander tells us in terrifying detail.

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Black Holes
An illustration showing the universe as a wobbly grid, with bright black holes warping the grid

The universe is rippling with a faint 'gravitational wave background' created by colliding black holes, huge international study suggests

By Jonas Enander published

A 15-year search reveals the first evidence of a cosmic 'gravitational wave background' emitted by ancient, colliding black holes.

Black Holes
An illustration of two supermassive black holes about to collide as gravitational waves spill into space

Gravitational wave lab LIGO roars back online to detect the oldest black hole collisions ever seen

By Jonas Enander published

LIGO has been upgraded to observe gigantic black hole mergers 5 billion light-years away.

Black Holes
Photo of Nobel Prize winner John F. Clauser, Oct. 4, 2022

Nobody took John F. Clauser's quantum experiments seriously. 50 years later, he's collecting a Nobel Prize.

By Jonas Enander published

John F. Clauser reflects on receiving the 2022 Nobel Prize in physics for the groundbreaking work he did 50 years ago.

Physics & Mathematics