Light explosion text
step 1Open a new white canvas,
Use the type tool to put some text in the middle, make sure to leave some space around the text.
step 2right click on the text layer and choose rasterize type
Hold Ctrl and click on the image of the text layer in the layer menu:
this will select only the text in that layer
step 3We need to save this selection so we can use it later.
Go to select > Save selection..
In the window that opened click OK
click Ctrl+D to Deselect
step 4Merge the two layers together:
Go to Layer > Merge visable
step 5Go to Filter > Blur > Gaussian Blur
And set the radius to about 2.5 Px to get a nice blur like this:
go to Filter > Stylize > Solarize Then go to Image > adjustments > Auto levels
The result should look like this: