GreenTech Metals (ASX:GRE) announced that drilling at the Austin prospect revealed a copper-dominant mineralised horizon with significantly increased thickness. In addition, Thomas Reddicliffe, Executive Director, commented: "The project also has the additional bonus of gold, cobalt and zinc which are key metals in high demand. Plans are underway for a wider drilling program to increase the resource". Shares are trading 142.86 per cent higher at 17 cents.

Breaker Resources (ASX:BRB) announced that Ramelius Resources (ASX:RMS) has acquired a controlling interest in Breaker's issued share capital. Benefits to Breaker shareholders who accepted Ramelius' offer include becoming a shareholder of a Top 10 Australian domestic gold producer with two operating gold production hubs. Shares are trading 6.74 per cent higher at 48 cents.

OpenLearning (ASX:OLL) has launched AI-powered learning design tools for education providers. CEO Adam Brimo comments: ""Building these tools using Azure OpenAI Service has allowed us to develop a truly innovative solution that will enable education providers to design high-quality courses faster and more efficiently." Shears are trading 33.33 per cent higher at 4 cents.