Wales has welcomed its first signing in a £50 million plan to get the biggest brains in engineering and science working here. Professor Yves Barde will start work at Cardiff University - he's one of the best neurobiologist in the world and wants to put welsh science on the world stage.
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The first planting of the Woodland Trust's WW1 Centenary Wood is set to get underway in the Gwendraeth Valley, near Kidwelly.
This week Hannah is in Carmarthenshire finding out what is happening at the National Botanic Garden of Wales, 15 years after it first opened
A study funded by The Brain Tumour Charity aims to discover how long it takes on average for adult brain tumour patients to be diagnosed.