Traveling through time — possible in theory — is beyond our current technological capabilities. Here are some of the leading theories about the fourth dimension and space-time.
Is Time Travel Possible? - Reading Comprehension / Informational Text
This Reading Comprehension worksheet is suitable for upper intermediate to proficient ESL learners. The text explores the concept of time travel and the possibility of building a time travel machine. After carefully reading the text, students are required to complete some comprehension exercises including: comprehension questions, True or