资讯

Imagine setting out for a springtime stroll. Not here on Earth but on some distant planet — call it Novathis-458b — orbiting ...
One of the greatest feats of modern engineering has taken shape before our eyes: rockets that can land themselves and fly ...
Early on April 25, 2025, a rare triple conjunction of Venus, Saturn, and a crescent Moon will grace the morning sky. This ...
This week, an all-new series of controversies centered on U.S. Secretary of Defense Pete Hegseth has erupted in controversy ...
It's probably the largest flood in our planet's history.
We haven’t figured out exactly what gives them their shape, determines altitude – or makes them rain when they do. But ...
The deep roots of Earth's oldest continents have long been thought to be unshakable. But a new seismic discovery suggests that even these stable landmasses can change. Beneath the center of North ...
This is a still from an animation showing asteroid 2024 YR4 as it passes by Earth and heads toward its potential impact with the Moon. This 3D shape of the asteroid was determined from data obtained ...
Have you ever wondered why all the planets in our solar system– whether it’s rocky Earth or massive Jupiter– are round? It’s ...
After putting on a great show in our evening sky since the fall of 2024, dazzling Venus puts on a spectacular showing for early morning risers for the balance of 2025.
One asteroid scientists are particularly interested in is – a large, metal-rich rock the shape ... Earth's core. Studying it will therefore increase our understanding of how our own planet ...
Powered by LG&E and KU Foundation, The Louisville Zoo is bringing back Party for the Planet: A Monthlong Celebration of the Earth. "Kids In Action" returns for the 2nd year, and is a program that ...