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Every time you flush a toilet, it releases plumes of tiny water droplets into the air around you. These droplets, called aerosol plumes, can spread pathogens from human waste and expose people in public restrooms to contagious diseases. Here’s the visual proof.

There has been much excitement at the discovery of a treasure trove of notes from the lectures of the great German idealist philosopher G.W.F. Hegel. Before rejoicing we should ask: why does Hegel have this tricky reputation? And is it reasonable to expect that this new set of lecture notes will finally shed light on what can seem so obscure about his thinking?

Pit bulls have been in the news in South Africa after a series of deadly attacks on humans by the dogs. There have been revenge attacks on the dogs and politicians have called for their ban – tapping into a history of dogs being used by their white owners to intimidate and attack black South Africans. A racist incident then made the news when a dog lover responded with fury to the call for a ban.

The results of an experimental drug paint a mixed picture for those with Alzheimer’s. On one hand, this is the first drug that has been shown to have any effect on slowing the progression of the disease. On the other hand, the apparent effects are slight and the risks are not inconsiderable.

The rosy employment figures come despite repeated efforts by the Federal Reserve to tame the job market and the wider economy in general in its fight against the worst inflation in decades. Meanwhile, there aren’t enough people to fill the jobs being advertised.

Far-right extremists or other hate groups can claim they are just venting or even fantasizing – both of which would be protected under the First Amendment. In the absence of any specific plan, threat or incitement, group members may never suffer legal consequences for oral or written expressions that nonetheless create fear in those who draw these groups’ ire.