Topic: Pamela Gay
Dino Prints Match Continents

Dino Prints Match Continents

by | Sep 16, 2024 |

One of the reasons we study the Moon is to help us understand the history of our own planet Earth. The shifting continents and weather patterns of Earth join forces to erase our world’s history. Occasionally, however, our planet reveals its past through the rocks beneath our feet. Rocks that may once have been beneath dinosaurs’ feet. In one of my favorite stories of the year, paleontologists studying dinosaur tracks in Brazil and Cameroon - on opposite sides of the Atlantic Ocean, have a discovered fossilized game trail created by 3 toed theropods. The footprints on both sides of the ocean...

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Iron Identified in Planet-Forming Disk

Iron Identified in Planet-Forming Disk

by | Feb 7, 2024 |

Observations with the European Southern Observatory’s (ESO) Very Large Telescope Interferometer (VLTI) found various silicate compounds and potentially iron, substances we also find in large amounts in the Solar System’s rocky planets. Credit: Jenry I’ve said it...

Alien Atmospheric Change

Alien Atmospheric Change

by | Feb 7, 2024 |

This is an artist’s impression of the exoplanet WASP 121-b, also known as Tylos. The exoplanet’s appearance is based on Hubble data of the object. Credit: NASA, ESA, Q. Changeat et al., M. Zamani (ESA/Hubble) Astronomers have only been able to identify planets...

Closer Look: Earth’s Magnetic Field

Closer Look: Earth’s Magnetic Field

by | Dec 27, 2023 |

Image by PDPics from Pixabay One of the great myths we learn from TV and books is that you can take a compass and follow it to the North Pole.Folks, I am here to tell you that if you take a compass and follow its pointy little needle, it will take you to Northern...

Distant Black Hole Caught Eating

Distant Black Hole Caught Eating

by | Dec 27, 2023 |

LST-1 during observations at CTAO-North, La Palma, Spain. Credit: CTAO gGmbH. Credit: CTAO gGmbH Astronomy is theoretically the study of how our universe formed, evolved, and will one day die. But to get answers to those high-concept questions, we need to start by...

Gas Ripples Shake Up Ancient Galaxies

Gas Ripples Shake Up Ancient Galaxies

by | Dec 27, 2023 |

FIR image of BRI 1335–0417 overlaid with our identified bar ellipses (blue ellipse) and two-armed spiral structure identified in Tsukui & Iguchi (2021, black solid line). Contours start at 2σ but are logarithmically spaced in powers of 2 (2σ, 4σ, 8σ,...)....

Neutron Stars Have Quarky Cores

Neutron Stars Have Quarky Cores

by | Dec 27, 2023 |

Artist’s impression of the different layers inside a massive neutron star, with the red circle representing a sizable quark-matter core. Credit: Jyrki Hokkanen, CSC Ok, hold onto your brains; things are about to get dense around here. Our universe’s most massive stars...

Closer Look: The Requirements for Life

Closer Look: The Requirements for Life

by | Dec 20, 2023 | ,

Hydrothermal-vent chimney. In the center of the photo, you can see the vent fluid which appears like dark smoke due to the high levels of minerals and sulfides contained in the fluid. Look closely, and you will also see the chimney is crawling with Chorocaris shrimp...

Talking to Whales

Talking to Whales

by | Dec 20, 2023 |

Credit: Jodi Frediani; NOAA/National Marine Fisheries Research Permit 19703 The kinds of life many of us hope to find within our solar system likely won’t be all that intellectual. Those possible microbes on Mars might be able to respond to food or pain, but that’s...

One Theory Puts Us Somewhere Special

One Theory Puts Us Somewhere Special

by | Dec 20, 2023 |

The image shows the distribution of matter in space (blue; the yellow dots represent individual galaxies). The Milky Way (green) lies in an area with little matter. The galaxies in the bubble move in the direction of the higher matter densities (red arrows). The...