Dark Push and Pull: Nobel Laureates Unveil Universe's Hidden Forces

Dark energy, discovered by Brian Schmidt, Adam Riess, and Saul Perlmutter, counteracts gravity by pushing the universe apart, rather than pulling like dark matter. This revelation in 1998 revises our cosmic understanding and suggests that dark energy may have been underestimated in Einstein's equations. Ongoing research explores if its nature is constant.


Devdiscourse News Desk | New Delhi | Updated: 22-06-2025 12:06 IST | Created: 22-06-2025 12:06 IST
Dark Push and Pull: Nobel Laureates Unveil Universe's Hidden Forces
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In a groundbreaking revelation, Nobel laureates have reshaped our understanding of the cosmos by highlighting the enigmatic push of dark energy against the gravitational pull of dark matter. Since its discovery in 1998 by Brian Schmidt, Adam Riess, and Saul Perlmutter, dark energy continues to puzzle cosmologists with its expansive force on the universe.

Nobel laureate Brian Schmidt discusses how their discovery was set in motion to explore the universe's acceleration. He explained the dynamic balance between dark matter, which binds structures in space, and dark energy, which propels them apart. The precise role of dark energy remains an evolving field of study with significant implications.

The 1998 discovery, which contested Einstein's earlier dismissal of dark energy's role in cosmic expansion, has undergone rigorous scrutiny. While models reveal potential variations over time, Schmidt expresses a need for improved data to confirm ongoing hypotheses. This journey of cosmic inquiry continues, spearheading new explorations in astrophysics.

(With inputs from agencies.)

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