Author posts

How Can We Picture the Fourth Dimension? Brian Greene Explains.

Left-right, up-down, back-forth: These are the dimensional directions we're able to perceive. Theoretical physics posits that additional dimensions could exist beyond our perceptive reach.

Science and Art Are Not Separate Disciplines

Artists and scientists alike strive "to figure out the deep truths of reality," explains physicist Brian Greene. The ways they pursue that goal are different, but there's no reason why two segments of society seeking answers can't work together.

Time Travel is Possible. Einstein Taught Us That.

Is the time we experience in our day-to-day lives real? Theoretical physicist Brian Greene explores the potential particles of time and why we could, in theory, travel forward in time but not back.