Chladni figures are patterns that appear on surfaces when they are made to vibrate at certain resonances. It sounds dry, but throw in some sand and just the right frequencies and it becomes an amazing ...

[Mark]’s sand table wisely has a glass top. Most of us have probably seen a video of a sand drawing table at work, in which a steel ball — magnetically-coupled to a gantry under a layer of sand — ...

Botany professor emeritus Timm Hoffman and his colleagues are seeing eddies of dune sand piling up around quiver trees at study sites in northwestern South Africa. Hoffman has been studying the iconic ...

Onyinyechi Jennifer Omole is a United Kingdom-based Nigerian artist. Onyinyechi draws inspiration from the vibrant colours, intricate patterns, and compelling stories found in African fabrics. Growing ...

Paleoclimate and archaeological evidence tells us that, 11,000-5,000 years ago, the Earth's slow orbital 'wobble' transformed today's Sahara desert to a land covered with vegetation and lakes. Aa Aa ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

A nasty wind rips across Cornell’s Kop one afternoon in October 2024, driving professor emeritus Timm Hoffman and his team to abandon the hilly study site a few clicks west of |Ai-|Ais Richtersveld ...