Loss of Smell in COVID-19 Can Present with Brain Alterations
MRI scans of a coronavirus patient suggest how SARS-CoV-2 might invade the brain
Stories by Stephen Macknik
Unwavering Waves
A prizewinning new variant on an illusory classic
Chasing Rainbows
Black-and-white photos turn into Technicolor
Unveiling the Illusion
How Giovanni Strazza rejected reality to make marble lifelike
Perplexing Perspectives
Conflicting viewpoints coexist at the crossroads of math and art
Wrong-Headed Arrows
This illusion takes the right of way with your perspective
Out of the Woods
Using natural timbers to make the impossible tangible
Looking Glass? Look Again
This illusion turns empty frames into mirrors
