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Chemistry

Biological crystals: at the interface between physics, chemistry and biology

Dominique Cornuéjols from the European Synchrotron Radiation Facility introduces us to the world of crystallography. It’s not all shiny diamonds…

Take the weather with you

Karen Bultitude introduces a set of simple, fun and memorable demonstrations using everyday ingredients to explain meteorological phenomena.

Fuelling interest: climate change experiments

Dudley Shallcross, Tim Harrison, Steve Henshaw and Linda Sellou offer chemistry and physics experiments harnessing alternative energy sources, such as non-fossil fuels.

Growing crystals from protein

Beat Blattmann and Patrick Sticher from the University of Zürich, Switzerland, explain the science behind protein crystallography and provide a protocol for growing your own crystals from protein – an essential method used by scientists to determine protein structures.

Molecules with Silly or Unusual Names

By Paul May

Reviewed by Tim Harrison, Bristol, UK

Undersøgelse af enzymet ureases virkning

Anna Lorenc fra Volvox projekt forklarer hvor man finder enzymet urease og hvorfor det er så vigtigt. Desuden præsenteres en øvelse, der kan benyttes til at demonstrere urease-aktiviteten i undervisningen.

Masticar sabores

Ken Gadd y Luca Szalay presentan un procedimiento usado en la industria –y adaptado para alumnos de escuela- para medir el nivel de ácido cítrico en la goma de mascar.

Aromi da masticare

Ken Gadd e Luca Szalay presentano un metodo usato nell’industria – adattato per gli studenti delle scuole – utile a misurare il livello di acido citrico nelle gomme da masticare.

Mestecand arome

Ken Gadd si Luca Szalay prezinta o metoda folosita in industrie – si adaptata pentru elevi – pentru a masura nivelul de acid citric din guma de mestecat.

Miért mérgező a higany?

Mercury drops

Sigrid Griet Eeckhout aki a franciaországi Grenoble-ben működő European Synchrotron Radiation Facility (Európai Szinkrotron-sugárzási Létesítmény) munkatársa, azt vizsgálja, hogy miért mérgezőek a higanyvegyületek – és hogyan lehet megoldani a talányt a röntgensugarak alkalmazásával.

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