The Deep Sky Toward Andromeda
What surrounds the Andromeda galaxy? Out in space, Andromeda (M31) is closely surrounded by several small satellite galaxies, […]
My Blog
How the Cat Gets Its Stripes: It’s Genetics, Not a ...
Researchers took a deep dive into embryonic development to tease out the source of the tabby pattern in […]
The Pandemic Has Set Back the Fight Against H.I.V., TB ...
Prevention and treatment fell in poor countries last year as access to health care declined, according to a […]
Partly Cloudy for today in #Pully, #Switzerland!
Good morning This is the #weather forecast for #today: With a high of 26°C and a low of […]
NGC 520: Colliding Galaxies from Hubble
Is this one galaxy or two? The jumble of stars, gas, and dust that is NGC 520 is […]
Sunny for today in #Pully, #Switzerland!
Good morning This is the #weather forecast for #today: With a high of 26°C and a low of […]
Firefly Milky Way over Russia
It started with a pine tree. The idea was to photograph a statuesque pine in front of the […]
A new study of dorm rooms shows how ventilation curbs ...
The study of infected students at an isolation dorm suggests that opening a window could reduce the amount […]
The Best Birthday Present in 2021? A Covid Vaccine. by ...
Turning 12 has taken on added significance this summer, as tweens line up for shots allowing them to […]
Sunny for today in #Pully, #Switzerland!
Good morning This is the #weather forecast for #today: With a high of 26°C and a low of […]
Earth and Moon
The Earth and Moon are rarely photographed together. One of most spectacular times this occurred was about 30 […]
PM Thunderstorms for today in #Pully, #Switzerland!
Good morning This is the #weather forecast for #today: With a high of 25°C and a low of […]