The Conversation

Why Does Gravity Pull Us Down and Not Up?

Why Does Gravity Pull Us Down and Not Up?

Science
Dr. Thomas Hughes

Einstein’s general relativity explains gravity as the result of spacetime curvature due to mass, contrasting with magnetism’s dual ability to attract and ...

Ketamine’s Surprisingly Swift Treatment of PTSD and Depression

Ketamine’s Surprisingly Swift Treatment of PTSD and Depression

Health
Sarah Carter

By C. Michael White, University of Connecticut November 18, 2023 The drug ketamine shows promise in rapidly reducing PTSD and depression symptoms, ...

Unraveling the Mystery of the Universe’s Accelerating Expansion

Unraveling the Mystery of the Universe’s Accelerating Expansion

Science
Dr. Thomas Hughes

Astronomers have discovered that the universe’s expansion is accelerating, likely due to dark energy, as described in the Lambda CDM model. However, ...

Science Fact vs. Science Fiction

Science Fact vs. Science Fiction

Science
Dr. Thomas Hughes

Time travel, a longstanding fascination in science fiction, remains a complex and unresolved concept in science. The second law of thermodynamics suggests ...

Are They Really Disappearing by 2025?

Are They Really Disappearing by 2025?

Science
Dr. Thomas Hughes

Saturn is currently visible in the evening sky, making it an excellent time to view its rings through telescopes. Recent misinformation suggests ...