New detection of phosphine on Venus: Could it mean life?

Astrobiologist Jane Greaves and her team report that they have re-confirmed phosphine on Venus, deep in the atmosphere. The gas appears to have a steady source.

Did the Anthropocene begin in the 1950s?

A scientific working group declared that a new epoch - the Anthropocene - began in 1950, with evidence from a lake in Ontario, Canada.

SpaceX satellites leaking radio waves. Astronomers worried

A new study confirms 68 satellites leaking radio waves that might harm radio astronomers' observations of the universe. Astronomers are worried.

Moon near the Pleiades before dawn on July 13 and 14

Watch for the moon near the Pleiades - a beautiful open star cluster - on the mornings of July 13 and 14, 2023. Nearby you'll find the bright star Aldebaran.

Record highs at sea and on land, and a ‘shocking’ decline in Antarctic ice

The World Meteorological Organization held a press conference on July 10 to confirm record highs at sea and on land, and a steep decline in Antarctic sea ice.

‘Sandwich exoplanets’ shed light on planet formation

Scientists say they have discovered a new type of planetary formation called "sandwich exoplanets." This is where a small planet will form between 2 large ones.

Astronomers see time moving in slow motion in early universe

Astronomers have observed quasars "ticking slowly" in the early universe. Seeing time moving in slow motion is another confirmation of special relativity.

Venus, Mars and Regulus come together on July 9

You can see Venus, Mars and Regulus close together on July 9 and 10. Use binoculars for a better view of the dimmer objects, a bit more than a moon-width apart.

Sea turtles are as old as dinosaurs: Lifeform of the week

All you need to know about sea turtles: as old as the dinosaurs, incredible navigators and natural survivors. But they need you. Learn what to do to help.

Gullies on Mars may be a result of melting ice

Were gullies on Mars formed by liquid water? A new study led by researchers at Brown University says that intermittent meltwater likely did indeed create them.