TORONTO – The CBC Gem streaming platform will be available on two new platforms starting Monday.The public broadcaster said Thursday that Gem is extending its extending its service onto Amazon Fire TV and Android TV beginning April 15, and that other platforms are currently being evaluated. It is currently available on TV screens via Apple TV and Google Chromecast.CBC Gem also unveiled an update to its home screen this week that displays shows and movies in “shelves”, a move that is designed to improve content discovery by displaying it in a more intuitive and familiar manner.