Listing all results (578)
This Catalyst article investigates osmosis: when water enters or leaves plant tissue (raw potato) according to the concentration of water in its surroundings.
The article is from Catalyst: Secondary Science Review 2014, Volume 25, Issue 3.
Mendeleev's invention of the periodic table of the elements showed how to predict and create further elements, something which scientists are still doing today.
This article is from Catalyst: Secondary Science Review 2016, Volume 26, Issue 4.
Stephanie Kwolek invented the tough polymer Kevlar, used in protective clothing and developed a method for demonstrating the production of nylon in the classroom which is still used today.
The article is from Catalyst: Secondary Science Review 2014, Volume 25, Issue 1.
This Catalyst article looks at the noble gases (Group 0 or 8 in the periodic table) which are almost inert. This article shows how they were discovered through the use of fractional distillation and looks at their chemical and physical properties.
This article is from Catalyst: GCSE Science Review 2011,...
This article investigates the history of models of the atom and discovers how, a century ago, scientists were devising models of the atom in an attempt to explain the limited evidence they had about the fundamental structure of matter.
The article is from Catalyst: Secondary Science Review 2015, Volume 25,...
This edition of the magazine from the UK Space Agency includes:
- The launch of the Earth Observation satellite, Sentinel 2A
- News about the Rocket (salad) Science experiment
- Tim Peake's training for his mission to the International Space Station
- The launch of the International...
This edition of the magazine, from the UK Space Agency includes:
- The discovery Beagle 2 on Mars
- The AstroPi code competition
- The landing of Philae on comet 67P in pictures
- The UK's new funding for space programmes
- British built space technology
The STEM club from Holy Cross School in Chorley and the North West Local Centre of the Royal Meteorological Society collaborated on a project to launch a balloon into the atmosphere. The balloon was carrying a camera, a GPS transmitter and a radiosonde, an instrument which transmits measurements by radio waves back...
A Catalyst article following the journey of the space probes Huygens and Cassini, sent to explore Titan, a moon of Saturn. After a seven year journey Huygens was set to fall through the atmosphere transmitting data back to Earth via Cassini so more can be learnt about this distant moon. The article describes the...