AceShowbiz - Angelina Jolie is not thrilled over the rumors of her ex Brad Pitt moving on after their split. After rumors ran rampage that Brad is dating MIT professor Neri Oxman, it is said that the "Maleficent" actress "is steaming with emotions and jealousy."

"She doesn't like to hear any of the dating rumors about her ex," a source reveals to HollywoodLife.com. "She can't handle it."

"Angie saw pictures of Neri and felt a bit jealous. It's Neri's incredible intelligence that has thrown Angie off balance," the source adds. "Angie might feel more comfortable if her ex were dating another Hollywood actress."

People comparing her looks with Neri also allegedly gets Angelina "unnerved." The source explains, "She's hearing that people think she looks like Neri and the whole thing is weird and uncomfortable for Angie."

However, Angelina reportedly is skeptical over the "Allied" actor's rumored romance with the acclaimed architecture. "Angelina is also in a bit of denial about Brad‘s possible new relationship," says the source. "She knows Neri is not Brad's type, or at least doesn't fit into his group of ex's."

According to the source, Angie and Brad's six kids, Maddox, Pax, Zahara, Shiloh and twins Knox and Vivienne, keep her updated about her ex. "After the kids spend time with him, Angie asks them what is going on and they inform her about what dad is up too," the source opens up.

Brad, who is currently interested in architecture, reportedly met Neri through an MIT architecture project and became friends ever since. "Brad and Neri instantly hit it off because they share the same passion for architecture, design and art. This is best described as a professional friendship," a source said. While their relationship is not romantic right now, the source noted that the 54-year-old actor "is very interested in spending more time" with the American-Israeli architect, adding that "she is fascinating."