The entire ad industry is obsessed with retail media right now. But the channel’s got a bit of a measurement problem. (Sound familiar?) Retail media networks (RMNs) give brands that don’t have much ...

Spend is climbing, new networks are launching and every platform seems to deliver strong returns. And yet many marketers are asking the same uncomfortable question: How do we know what’s actually ...

Quantum mechanics is a probabilistic theory that does not describe individual events. Yet when we perform a single measurement, we find a well-defined outcome. This apparent contradiction, known as ...

Cepheid variable star RS Puppis pulses with a regular period. (NASA, ESA, Hubble Heritage Team; Howard Bond/STScI & Penn ...

Podcasting is undergoing an identity crisis driven by the convergence of audio-only content and video formats popularised by platforms such as Spotify and YouTube, according to a new white paper.

This morning on BBC Radio 4, the mathematician Roger Penrose, physicist Basil Hiley, and philosopher Simon Saunders had a lively discussion about the “measurement problem in physics” with broadcaster ...

Facebook has another measurement problem on its hands. The company said in a blog post on Friday it was seeing a difference between the number of likes and shares reported on its Graph API — which is ...