How does the brain interact with the mind? Come ask neuroscientist and the host of the new two-part NOVA | PBS documentary series "Your Brain" Dr. Dr. Heather Berlin your questions! redd.it/152v9z5

Have we entered a new geological era? Ask climate reporter Sarah Kaplan with The Washington Post and Prof. Tim Patterson from Carleton Earth Sciences your questions about their investigations of Crawford Lake, a potential mark for the beginning of the Anthropocene. redd.it/15a2kvj

Long COVID is not just one disease, it may be more! How does one identify subsets of Long COVID by different blood proteins? Come ask your questions! redd.it/15hwy3f

Come ask NASA Technology and NASA Earth experts your questions about the NASA Software Catalog! redd.it/15smnto

What are the effects of extreme heat and drought on the nation's electrical grid? Come ask Pacific Northwest National Laboratory your questions! redd.it/15y2ehe

Molecular Engineering is paving the way to design and assemble better materials, systems, and processes for specific functions. Come ask graduate students and faculty from Molecular Engineering & Sciences Institute your questions! redd.it/15zyq57

Hi - I'm doing one of those Reddit, Inc. #AMA (ask me anything) about #evolution - tomorrow (9/5/2023) at 2pm EST. What are you going to ask me?

Evolutionary biologist Prosanta Chakrabarty is here today, come ask all of your questions on evolution! redd.it/16al3c2

Come ask your questions! redd.it/16d7hqs

We're ready with folks at Pacific Northwest National Laboratory to talk about hurricans, come ask your questions! redd.it/16rovut Image credit: Melanie Hess-Robinson, PNNL

What is environmental psychology and how can we learn how people make contributions to reducing environmental problems and what policies can encourage sustainable behavior? Come ask Environmental Psychology Groningen your questions! redd.it/16xtl4c

We have Allison Cusick with us today, come ask her about biological oceanography and her work with FjordPhyto - Vernet Lab! redd.it/1719boq

Come ask your questions! redd.it/17648ht

Astronomer here! We have Dr. Yvette Cendes with us today, aka Andromeda321, a radio astronomer who specializes in transient signals ranging from "burping" black holes to looking for (natural) radio emission from exoplanets. Come ask your questions! redd.it/176w3y0

Dr. Prof. Adrian M. Owen OBE, FRS from Western University is with us today to talk about his work in using artificial intelligence to predict brain injury recovery. Come ask your questions! redd.it/1793bwf

Happy Halloween! Come ask biologists from the Wilkinson Lab at the Univ. of Maryland all of your bat-related questions! redd.it/17kicl1

The producers of the Nature / BBC Earth miniseries Spy in the Ocean are with us today, come ask your questions about sea creatures of the deep! redd.it/17qk3ng

Want to learn more about PFAS, also known as the "forever chemicals" that persist in our environment? Come ask Bloomberg's Tiffany Kary and Uni Southern Denmark's Dr. Philippe Grandjean your questions! redd.it/17u946j

What does the future of lab-grown meat look like? Come ask your questions! redd.it/17znq7d

#COP28 is about to kick off, come join members of the Joint Global Change Research Institute, a partnership between Pacific Northwest National Laboratory and Univ. of Maryland with other climate researchers your questions! redd.it/185uecw (Image credit Andrea Starr | PNNL)