Feed aggregator

Mice that contain cells with an added rat chromosome have been created by scientists. The next step is to try this with frozen elephant tissue – and if that works, the team will try it with frozen mammoths

The FDA’s ongoing review of mifepristone could skip over established science, health experts warn

Week in images: 01-05 Jun 2026

Discover our week through the lens

Video: 00:02:40

English

How does Europe study the Sun? Discover the missions revealing the secrets of our closest star, from SOHO and Solar Orbiter to Proba-3, which is creating artificial solar eclipses in space to unlock new insights into the Sun's mysterious corona.

Featuring ESA Reserve Astronaut Sara García Alonso.

Spanish 

¿Cómo se estudia el Sol desde Europa? Acompaña a Sara García Alonso en un recorrido por las misiones de la ESA que observan nuestra estrella, desde SOHO y Solar Orbiter hasta Proba-3, que está creando eclipses solares artificiales en el espacio para investigar la misteriosa corona solar.

Con Sara García Alonso, astronauta de reserva de la ESA.

Planets might exist in the least likely place you’d imagine—around the outskirts of supermassive black holes

AI analysis of mammograms could provide a “bonus finding” for heart disease

A physician involved in the long push to change the name PCOS to PMOS takes us behind the scenes of this subtle yet consequential change

Bright Venus and Jupiter pass through conjunction in twilight this week, while Mercury, Pollux, and Castor watch them from nearby.

The post This Week's Sky at a Glance, June 5 – 14 appeared first on Sky & Telescope.

A seemingly simple set of rules kicks off a kind of mathematical magic trick, which has kept great minds busy since the 1930s. Columnist Jacob Aron explores the origins of the Collatz conjecture, why it is so addictive to mathematicians and whether AI could help us solve it once and for all

A seemingly simple set of rules kicks off a kind of mathematical magic trick, which has kept great minds busy since the 1930s. Columnist Jacob Aron explores the origins of the Collatz conjecture, why it is so addictive to mathematicians and whether AI could help us solve it once and for all

Image: Webb unveils young stars across every stage of formation

Image: On World Environment Day, the Copernicus Sentinel-2 mission brings us an amazing view from space of Baku, capital of Azerbaijan, hosting this year’s celebration.

The Office of Management and Budget envisions diminishing peer review and international collaborations.

The post Proposed U.S. Grant Funding Rules Spark Worry, Backlash in Astronomy appeared first on Sky & Telescope.

Earth Observatory

1. Science
2. Earth Observatory
3. Fighting Fire With Fire

• Earth
• Earth Observatory
• Image of the Day
• EO Explorer
• Topics
• More Content
• About

Earth Observatory

1. Science
2. Earth Observatory
3. Fighting Fire With Fire

• Earth
• Earth Observatory
• Image of the Day
• EO Explorer
• Topics
• More Content
• About

What is so micro about tonight's blue micromoon?

A gorgeous spiral galaxy,

A geomagnetic storm expected June 4th arrived late. But there's still at chance of seeing auroras Friday night, June 5th.

The post Chance of Aurora Extends to Friday Night, June 5th appeared first on Sky & Telescope.