Teaches GLY 101 at UB every fall. Loves volcanoes and lava flows.
University at Buffalo
Joined July 2013
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#Mars #Marsmagentism Deep interior of Mars might have led to the loss of the planet's atmosphere space.com/mars-atmosphere-lo…
4-story rogue wave that randomly appeared in the Pacific Ocean is the 'most extreme' ever detected #notatsunami livescience.com/most-extreme…
Professor Gregg retweeted
Time flies when you’re exploring another planet! This week marks my one-year landiversary on Mars (Feb. 18) and I have several drives planned and more rocks to see. Meanwhile, my team back on Earth has various ways you can celebrate my first year at Mars: go.nasa.gov/3uQuURw
Professor Gregg retweeted
USGS mourns the passing of Waverly “Mr. Earthquake” Person, 95. A legendary government spokesperson on earthquakes, Person served 51 years in federal service as a geophysicist and seismologist. Visit History Makers for interviews of this iconic figure. ow.ly/WCcu50HVUGs
ALT Seismology and Seismometry. Staff geophysicist Waverly Person points to the trace of an earthquake which triggered an alert at the U.S. Geological Survey National Earthquake Information Service in Golden
Professor Gregg retweeted
Fifty years ago today, NASA announced that Mariner 9, the first spacecraft to orbit Mars, had completed all its mission objectives. It continued to send data home until October 1972. solarsystem.nasa.gov/mission…
ALT spacecraft with four solar arrays and an antenna dish
ALT black-and-white view of swirling patterns of ice at the north pole of Mars, seen from space
ALT black and white view of intersecting canyons on Mars, seen from space
#comet The mega-comet hurtling through our solar system is 85, yes 85, miles wide mashable.com/article/comet-s…
Professor Gregg retweeted
As tectonic plates pull apart, what drives formation of rifts? shar.es/aW9EEy
Professor Gregg retweeted
New observations reveal Venus marked with continents, flat expanses, and ranging highlands. These features have never been seen before in the visible spectrum of light, a feat achieved only through a series of stealthy flybys of the planet’s nightside. inverse.com/science/venus-su…
#asteroid #Ryugu Asteroid Sample Brought to Earth Exposes Ryugu's Hidden Interior gizmodo.com/asteroid-sample-…
Professor Gregg retweeted
The Martian surface can be rocky, sharp, and unforgiving – so after nearly 10 years, my wheels have taken a beating. The good news is that this is not impacting my mission.
#UBgeology See the recent edition of the Epoch (and read about our NYstate field camp in 2022) here: arts-sciences.buffalo.edu/ge…
#HungaTonga Why the Tongan eruption will go down in the history of volcanology nature.com/articles/d41586-0…
Professor Gregg retweeted
Take a minute to view the Winter 2022 EPOCH arts-sciences.buffalo.edu/ge…
Weird ‘superionic’ matter could make up Earth’s inner core sciencenews.org/article/eart… #Earthscore
Professor Gregg retweeted
Post-caldera volcanism reveals shallow priming of an intra-ocean arc andesitic caldera: Hunga volcano, Tonga, SW Pacific - ScienceDirect sciencedirect.com/science/ar…
Professor Gregg retweeted
New paper out today! Low-cost instruments used to assess air quality in communities downwind from Masaya volcano, Nicaragua. Click the link below if you're interested, the article is open-access:
doi.org/10.30909/vol.05.01.3…
#volcano #AirQuality #Nicaragua
Professor Gregg retweeted
Astronomers have confirmed that a “mega comet” flying towards the sun is the biggest comet from the outer solar system ever found. newscientist.com/article/230…
Professor Gregg retweeted
Scientists detect rejuvenated uplift near South Sister Volcano - Using satellite imagery and sophisticated GPS instruments, geophysicists have detected a subtle increase in the rate of uplift of the ground surface. ow.ly/OYx950HLA4Q #Oregon 📷 John Scurlock
ALT South, Middle, and North Sister volcanoes with some snow viewed aerially from the south, Three Sisters Oregon.
Professor Gregg retweeted
UB Geology starting the semester hands on and horns up.#UBGeology
ALT Karlee Prince (kneeling) & Liza Wilson
ALT (From left to right) Prof. Jason Briner, Liza Wilson, Caleb Walcott & Karlee Prince
Machine learning points to prime places in Antarctica to find meteorites #antarcticmeteorites
sciencenews.org/article/mach…