The Techniquest science discovery centre in Wales is building a £5.7m (US$7.4m, €6.6m) expansion that will more than double its exhibition space and use a remarkable power source – fish. Techniquest’s new building, called Science Capital, sits on Cardiff Bay in the Welsh capital and the centre has consulted a number of STEM, energy and marine biology specialists across Wales for the Scale-ectric power project. Bream, carp and rudd in

Atlantic Wharf in Cardiff has been selected as the preferred site for a new 15,000-seat indoor arena. The planned £110m (US$155m, €124m) venue – which would be capable of hosting sports, cultural, and entertainment events – is now set to be built across two sites in Atlantic Wharf close to the Red Dragon Centre in Cardiff Bay. Cardiff Council, which is driving the project, has identified a large indoor venue

Architecture studio Scott Brownrigg have unveiled their design for the proposed new home of the Museum of Military Medicine in Cardiff. The museum’s directors want to relocate the attraction from its current home at Keogh Barracks near Aldershot to Cardiff Bay, and the vision for what the planned new building will look like was presented this week for public consultation. The collections of the four corps of the Army Medical

Cardiff's Sherman Cymru has opened its doors to the public for the first time in two years, following the completion of a major GBP6.5m refurbishment of the arts venue. Jonathan Adams of Capita Symonds, the man who designed Wales Millennium Centre and the WJEC building, was the architect behind the redevelopment of the theatre. Work has included a new exterior and a foyer that has undergone a complete overhaul. The

Ireland-based operator Maldron Hotels has expanded into the UK with the launch of a 216-bedroom property in Cardiff - part of a wider scheme led by Rush Developments. The new 12-storey hotel has been built on the site of the former Central Hotel, near Cardiff Central railway station, and has been designed by Belfast-based White Ink Architects. Delivered by McAleer and Rushe, the £25m project was funded by Cardiff's Julian

Construction work on the Bayscape development in Cardiff Bay - including Wales' tallest building - could be poised to get underway in late summer/autumn this year. Developers are currently in discussions with architects Harper Downie to finalise plans for the scheme, which is to include a 32-storey hotel operated by Wyndham Hotel Group. Ardmore Construction has been appointed to deliver the scheme, which will include the 200-room hotel; serviced apartments;

Cardiff Council has chosen Planet Ice to design, build and operate a new permanent ice arena at the International Sports Village in Cardiff Bay. The council, Planet Ice and the Cardiff Devils have agreed to work together to deliver a first class facility for the city which can be enjoyed by recreational skaters, the Cardiff Devils and their fans. Cardiff Council leader Rodney Berman said: "I welcome this decision, which

Wyndham Hotel Group and Cardiff-based developer Bayscape have unveiled plans for the construction of a new £60m waterfront hotel in Cardiff Bay. The two companies have signed a 25-year management deal for the 32-storey Wyndham Cardiff, which will become the tallest building in Wales at 127m (417ft) high. Located on a site adjacent to the International Sports Village and the new 350-berth Cardiff Marina, the property has been designed by

A friendly match between Cardiff City Football Club (CCFC) and Glasgow Celtic Football Club has marked the opening of a new multi-million pound sports stadium at Leckwith, Cardiff. The 25,000-seat venue was built by Laing O'Rourke and developed by PMG Estates on a site adjacent to the football club's former Ninian Park home, while the Cardiff Blues rugby team will also be relocating to the stadium from its current home

Cardiff City Football Club (CCFC) has announced that the official opening of its new multi-million pound stadium at Leckwith is to be marked by a friendly match against Glasgow Celtic Football Club on 22 July. The 27,000-seat stadium, which has been built by Laing O'Rourke at a cost of more than £50m, will replace the club's current Ninian Park ground and will also be home to the Cardiff Blues rugby

The Peter Perkin's Swimming Pool at the Fitzalan High School has opened following a £300,000 revamp. Work on the pool facility, which is open to both pupils and the general public, included the refurbishment of the 20m pool and the transformation of a disused classroom into a fitness suite and multi-gym facility. The new fitness suite has been fitted with a selection of CV stations – including treadmills, cross trainers

Cardiff Airport has unveiled plans for the extensive refurbishment of its terminal building as part of a comprehensive review into the facility's status as Wales' national airport. In addition to the terminal revamp, the airport has also undergone a brand review that has resulted in the renaming of the airport as Cardiff Airport/Maes Awyr Caerdydd and the creation of a new logo. Work on the terminal building will include new

Plans to build a new school and improve existing facilities at the Eastern Leisure Centre in Llanrumney, Cardiff, have been put on public display by the city council. Cardiff Council intends to close both the Llanrumney and Rumney High Schools in a bid to improve local education standards, with part of the Eastern Leisure Centre site earmarked for the construction of a purpose-built replacement. Facilities at the leisure centre will