That Discrepancy Includes the Effect of a Second, Competing “Time Travel” Phenomenon: Time Dilation Due to Gravity. Time Slows Down in the Presence of a Gravitational Field, So a Clock on an Airplane, at the Top of a Mountain, or on the Top Floor of a Skyscraper Will Run Just a Bit Faster Than a Clock Closer to the Earth’s Surface. Even Just a Meter off the Ground, Time Runs Measurably Faster.

Elements in the Ocean

That Discrepancy Includes the Effect of a Second, Competing “Time Travel” Phenomenon: Time Dilation Due to Gravity. Time Slows Down in the Presence of a Gravitational Field, So a Clock on an Airplane, at the Top of a Mountain, or on the Top Floor of a Skyscraper Will Run Just a Bit Faster Than a Clock Closer to the Earth’s Surface. Even Just a Meter off the Ground, Time Runs Measurably Faster.

The Many World's Theory Today

That Discrepancy Includes the Effect of a Second, Competing “Time Travel” Phenomenon: Time Dilation Due to Gravity. Time Slows Down in the Presence of a Gravitational Field, So a Clock on an Airplane, at the Top of a Mountain, or on the Top Floor of a Skyscraper Will Run Just a Bit Faster Than a Clock Closer to the Earth’s Surface. Even Just a Meter off the Ground, Time Runs Measurably Faster.

Do Time Travelers Tweet? | Nova

By James H. Sterling

• Oct 9, 2026 • 6 min read

Direct Answer • Key Takeaway

We Live in Four Dimensions: Three Spatial Dimensions Plus a Fourth Dimension, Time. of These, Time Is the Most Fluid, the One That Is Most Influenced by Personal Experience. It Goes Too Fast, or Not Fast Enough. Time Gets to the Very Heart of What It Means to Be Human Since Our Experiences, Which Take Place in Time, Are What Shape Our Lives and Decisions in the Present and the Future. and Yet It Is the Only Dimension in Which We Are Restricted to Moving in Only One Direction: Forward.

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.

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