Science-LiveIamA NASA scientist. I invented an ice vest that burns calories just by wearing it, while you sit on your butt. For some reason people find the SECOND part hard to believe. AMA!
Apr 19th 2017 by waynehayes • 56 Questions • 292 Points
ScienceI am Dr. Michio Kaku: a physicist, co-founder of string theory, and now a space traveler – in the Miniverse. AMA!
Apr 19th 2017 by DrMichioKaku • 37 Questions • 2129 Points
ScienceIamA scientist who has spent my entire career studying terrible diseases - Ebola, smallpox, rabies, anthrax and many others. I'm here to answer your questions on infectious diseases of biodefense. AMA!
Apr 19th 2017 by Poxdoc • 37 Questions • 71 Points
ScienceWe are astronomers and chief scientists at the Griffith Observatory in LA and the Franklin Institute in in Philadelphia. And we just got back from a cosmic road trip through the Miniverse! Ask Us Anything!
Apr 18th 2017 by Laura_Danly • 31 Questions • 88 Points
I am a survivor of a pacemaker implantation, two heart transplants, dialysis, a kidney transplant, diabetes, liver stones, a cholecystectomy, a left lung collapse, and a tracheotomy. 1 Man, 3 Hearts, 9 Lives: AMA!
Apr 17th 2017 by 1Man3Hearts • 17 Questions • 360 Points
ScienceWe get to do gigantic experiments on whole lakes in Canada to help protect water all around the world. Ask us anything...!
Feb 28th 2017 by iisd_ela • 20 Questions • 60 Points
Actor / EntertainerHey Reddit, I'm Katherine Ryan! No V-Day Plans? Come talk to me about my Netflix special, Katherine Ryan: In Trouble, out now!
Feb 14th 2017 by katherineryan • 12 Questions • 3074 Points
Feb 13th 2017 by dawfragman • 12 Questions • 4306 Points
Politics-LiveMy name is Caleb Q. Dyer and I am a NH State Representative who just became the second Libertarian state legislator in the United States. AMA!
Feb 10th 2017 by cqdyer • 23 Questions • 1557 Points
Feb 10th 2017 by Jordan_Peele • 34 Questions • 2206 Points
Feb 9th 2017 by YakkoPinky • 37 Questions • 1444 Points
ScienceIamA female astrophysicist who just published on the famous star Betelgeuse and found it may have swallowed another star. AMA!
Dec 26th 2016 by starstrickenSF • 48 Questions • 5194 Points
Science-LiveI am NASA Launch Director Tim Dunn, and we're launching the CYGNSS spacecraft into space from the underbelly of an airplane on Dec 12th. AMA!
Dec 7th 2016 by NASAKennedy • 10 Questions • 144 Points