Indefinite causal order let physicists reverse a rule of nature, then confirm it with a split light beam.
Here's what you'll learn when you read this story:
<ul><li>Scientists just discovered that the second law of thermodynamics can be massaged by using a qubit as a quantum switch.
</li><li>This impli… [+3149 chars]
<ul><li>Scientists just discovered that the second law of thermodynamics can be massaged by using a qubit as a quantum switch.
</li><li>This impli… [+3149 chars]