Can you answer the following question? At the Big Bang the observable universe had the size of: A) A point (no size). B) A grapef...

Tl;dr: Yes, but it’s unlikely. If black holes attract your attention, white holes might blow your mind. A white hole is a time-reverse...

The first antenna of MeerKAT, a SKA precursor in South Africa. [ Image Source .] It’s hard to see black holes – after all, their defini...

Naturalness, according to physicists. Before the LHC turned on, theoretical physicists had high hopes the collisions would reveal new ph...

Also an acronym for “Not Even Wrong.” The year is 2016, and physicists are restless. Four years ago, the LHC confirmed the Higgs-boson, ...

Ich war am Montag in Regensburg und habe dort einen öffentlichen Vortrag gegeben zum Thema “Wissenschaft auf Abwegen” für eine Reihe unter d...

Somewhere in the multiverse you’re having a good day. The German Autobahn is famous for its lack of speed limits, and yet the greatest ...

[Cat’s cradle. Image Source .] Ten years ago, I didn’t take the “string wars” seriously. To begin with, referring to such an esoteric co...

[I got this question in reply to my last week’s book review of Why String Theory? by Joseph Conlon .] Dear Marco: Because we might be w...

Why String Theory? By Joseph Conlon CRC Press (November 24, 2015) I was sure I’d hate the book. Let me explain. I often hear people s...

I have a trip upcoming to Helsinki . After this I'll be tied up in family business, and then my husband goes on a business trip and I ha...

If you have good eyes, the smallest objects you can make out are about a tenth of a millimeter, roughly the width of a human hair. Add tec...

Where do we draw the boundary between science and pseudoscience? It’s is a question philosophers have debated for as long as there’s been ...