2 wild turkeys trotting near a marsh

Planet Earth

Inside the Speed-Walking, Head-Bobbing Physics of the Humble Turkey

Wormhole

The Sciences

What Are Wormholes, and Could They Be the Answer to Time Travel?

Earth's atmosphere from space

Environment

How the Ozone Layer Evolved and Why It’s Important

Clock fractal spiral

What Did Einstein's Theories Say About the Illusion of Time?

Data transfer

If We Can't Send People Back in Time, Can We Send Information?

Hourglass showing time running out

Will Time Ever Stop: Could There Be an End to the Future?

Multiverse illustration

How Does Multiverse Theory Relate to Time Travel?

Rendering of a spaceship reentering Earth's atmosphere

How the Heat of Reentry Helps Spacecrafts Return to Earth

Arrow of time

Why Can't We Reverse the Arrow of Time?

Hubble galaxy image

How Big Is the Observable Universe?

Universe expansion illustration

Is the Universe Expanding?

Human gravity field

Does Every Human Have a Detectable Gravity Field?

Paul M. Sutter

sutter headshot

Discover Magazine’s award-winning journalism inspires and informs, delivering thought-provoking content that sparks meaningful conversations. With a focus on groundbreaking developments in science, technology, and the world around us, Discover highlights the impact of these innovations on our daily lives.

Discover Magazine

保罗·M·萨特撰写

保罗·M·萨特

普通火鸡的竞走、点头物理学。

什么是虫洞，它们会是时间旅行的答案吗？

臭氧层如何演变及其重要性

爱因斯坦的理论如何看待时间的幻觉？

如果我们无法将人类送回过去，能否将信息送回去？

时间会停止吗：未来会有终结吗？

多元宇宙理论与时间旅行有何关系？

重返地球时，再入大气层的热量是如何帮助航天器的？

为什么我们无法逆转时间的箭头？

可观测宇宙有多大？

宇宙正在膨胀吗？

每个人都有可检测的引力场吗？

保持好奇

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保罗·M·萨特 撰写

保罗·M·萨特

保持好奇

加入我们的列表

订阅杂志

保罗·M·萨特撰写