---

article: is there a need for new technologies ?, patris.gr, 19/9/2024 ^new

---

---

---

'I have experimental evidence that time travel is not possible,' Hawking told reporters at the Seattle Science Festival in 2012. 'I gave a party for time-travelers, but I didn't send out the invitations until after the party. I sat there a long time, but no one came'