We wish you a very Happy Halloween with this science-related quiz

Halloween Quiz

Chemistry of Autumn Leaves
Where do the autumn colors in leaves come from? Why do the leaves fall from the tree? Why do leaves turn brown?

Your Chemistry Lab Stories
Share a story from the lab and win a copy of Oxygen by Carl Djerassi and Roald Hoffmann – anniversary contest for October

World University Rankings 2021
University of Oxford keeps top position in Times Higher Education university ranking

Which Physical Chemistry Formula is in the Picture?
Guess a physical chemistry formula and win one of 8 books - anniversary contest for September

How Does a Match Work?
Why does a match burn? Why does it ignite only on the friction surface of the matchbox?

Are We Racing To Get Back To “Normal” As Soon As Possible?
Making chemistry education more human-centered, relevant, and aligned with the guidelines of systems thinking

Searching for a Vaccine
Picture describes what happens during vaccination and gives a snapshot of which Covid-19 vaccine candidates are in which clinical phases

Your Chemistry Hero
Who do you admire in chemistry? What makes a hero for you? – anniversary contest for August

CWTS Leiden University Ranking 2020
Scientific performance of over 1100 universities assessed based on bibliometric indicators