Category Science

How Christmas Trees Could Become a Source of Low-Carbon Protein

Planting forests while growing protein-rich food seems like a win-win, so are there any potential drawbacks? Lynne Boddy, professor of fungal ecology at Cardiff University, believes that mycoforestry “absolutely” has the potential to produce significant food crops while sequestering carbon.…

Saturn’s rings may be far older than we thought

Saturn and its rings, as imaged by the Cassini spacecraft in 2016 NASA/JPL-Caltech/Space Science Institute The rings of Saturn could be much older than previously thought and may have formed around the same time as the planet, according to a…

The Perfect Beer Glass Shape, according to Math

Beer is best served cold, and it turns out that math can help with that. Cláudio de Castro Pellegrini of the Federal University of São João del-Rei in Brazil recently set out to formulate an equation to determine the optimal…

The Simple Math Behind Public Key Cryptography

The original version of this story appeared in Quanta Magazine. For thousands of years, if you wanted to send a secret message, there was basically one way to do it. You’d scramble the message using a special rule, known only…