‘Why Modeling the Spread of COVID-19 Is So Damn Hard’

Slashdot reader the_newsbeagle writes: At the beginning of the pandemic, modelers pulled out everything they had to predict the spread of the virus. This article explains the three main types of models used: 1) compartmental models that sort people into categories of exposure and recovery, 2) data-driven models that often use neural networks to make predictions, and 3) agent-based models that…

Could K2-18b be habitable after all?

A new study by researchers at Cambridge University suggests that the giant exoplanet K2-18b – a mini-Neptune – may be more potentially habitable than previously thought. Source: https://earthsky.org/space/k2-18b-mini-neptune-exoplanets-habitability…