Loud explosion-like noise heard in Rajendranagar, Hyderabad, triggers panic; police search and CCTV checks find no blast or quake, source unknown. Officials warned against spreading rumours of tremors or earthquakes on social media, saying such posts were creating panic. Loud explosion-like sounds and brief tremors triggered panic in Hyderabad areas, including Attapur, Rajendranagar and Erragadda, as police investigate the cause.