Gravel, sand, specialist planting substrates - there's a lot of choice out there when it comes to what to put at the bottom of your tank. Matt Clarke answers some frequently asked questions about ...

Corydoras like to root around in the substrate for food. So what should we use in the aquarium to allow them to behave naturally, without damage to their barbels? Heiko Bleher explains. I strongly ...

EaStCHEM School of Chemistry, The University of Edinburgh, Edinburgh EH9 3FJ, U.K. Centre for Inflammation Research, The University of Edinburgh, Edinburgh EH16 4UU, U.K. IRR Chemistry Hub, Institute ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Non-Commercial (NC): Only non-commercial uses of the work are permitted. No ...