In the year 1800, Sir William Herschel discovered the existence of infrared by performing an experiment very similar to the one we show here.Herschel passed sunlight through a prism. As sunlight passes through the prism, the prism divides it into a rainbow of colors called a spectrum.n the year 1800, Sir William Herschel discovered the existence of infrared by performing an experiment very similar to the one we show here.
There are 3 easy ways to find out your card account number: 1  If your PayPal Prepaid Card is linked with your PayPal Account, log-in to your online Account Center. From the main menu, select, Add/Manage Money and then Direct Deposit.. 2  If you are enrolled in our real-time alerts service, text DIRECT to 22622.
Now, when asked for your payment details, click PayPal instead of Credit Card. Then, click Continue to PayPal. Log into your PayPal account by clicking the box labelled Email and typing in your email address, then clicking the box labelled Password and typing in your account password, and then clicking Log In.