Astronomy

We are the Federal Center Toastmasters Club. We meet the 1st, 3rd, and 5th Thursday of each month in Hyattsville, MD, from 12 noon to 1pm. Our meetings are held at the headquarters of the CDC’s National Center for Health Statistics of the CDC. Our meetings are open to the public, though visitors must go through building security procedures. For visitors who are not U.S. citizens, we do need to pre-coordinate a first visit with our security team. Contact us at: 1260@toastmastersclubs.org. We have been a Toastmasters Club for 40 years and always welcome new members! Join us, and you will improve your public-speaking and leadership skills in a friendly, supportive atmosphere!

It is supposed to be 60 degrees Thursday. Let’s take advantage with a walk at Brookside Gardens. We will meet to the right facing the visitors center. If anyone is interested we can go to lunch afterwards.

Check us out at http://6713.toastmastersclubs.org/ OR, call us at 703-967-1415 The meeting promptly starts at 12:00 PM. The agenda comprise of: • Pledge of Allegiance, • Toastmaster of the Evening leads the meeting, • Thought of the Day, • Joke of the Day, • Formal Speakers, • Table Topics, • General Evaluation & Evaluation of Speakers, • Timers Report, • Selection of Best Speaker, Table Topic, and Evaluator, • Adjourn

• What we'll do On https://blackecon101.podbean.com/ Thursdays at 6 pm. discussing the economy....

Join DC Metro Crafts for our first Thursday meetup. Bring your own cross stitch, knitting, crochet, or other portable craft. The Southwest Library is right off the Waterfront Metro. Tonight, we start at 6:15 (no room was available before then) and we're upstairs in Conference Room 2. Take the elevator to the second floor and the room is on your left. If you take the stairs, take two rights and the room is on your left.

Join PSW Science® on March 6 at 8 PM as we welcome Jonathan Coopersmith, Emeritus Professor of the History of Technology at Texas A&M University. During the question and answer period, in-person attendees and live stream viewers may ask the speaker questions, and in-person attendees may also engage with the speaker during the post-lecture reception. Refreshments are served. For more information on this meeting, please visit: https://pswscience.org/meeting/2532/ The meeting will be held in the John Wesley Powell Auditorium, adjacent to the Cosmos Club. The Powell Auditorium is located at 2170 Florida Avenue, NW Washington, DC 20008. Use of the Cosmos Club is restricted to the Powell Auditorium, the entryway to the auditorium, and the restrooms immediately outside the auditorium. Please note there is no onsite parking available. PSW Science, founded in 1871, is one of the oldest scientific societies in Washington D.C. Now, over 150 years later, we celebrate the Society's rich history and contributions to scientific discovery and cross-disciplinary collaboration. For information on how to become a member of PSW Science and membership benefits, please visit https://pswscience.org/join/

Title: What Is Space Density? From Medium Ontology to the Spacetime Constant K Date: March 8 2026 10:00 am - Noon EDT Abstract: Spacetime plays an active role in gravity, wave propagation, and quantum behavior, yet physics rarely treats it as a physical medium with intrinsic properties such as density or inertia. This missing layer creates a major conceptual gap—especially when interpreting large-scale gravitational anomalies that are often attributed to dark matter. In this talk, Lynn will propose a clear conceptual framework for what it means for spacetime itself to possess a density-like property, and Lynn will explain why Unified Field Theory (UFT) naturally encodes this property through the constant K, called the spacetime background inertial intensity constant. Lynn will introduce a space-density constant μₛ as a universal property of space itself—independent of matter, energy density, or gravitational sourcing. However, μₛ cannot be inserted directly into field equations, because it belongs to the ontological level: it describes what space is, not how spacetime responds. To influence dynamics, μₛ must be expressed geometrically. This leads naturally to K, which carries the same physical meaning but operates at the level required by geometric field dynamics. This is a change in representation—not the addition of new physics. This approach provides an alternative way to interpret dark-matter-like effects. Instead of requiring unseen particles, gravitational anomalies can be viewed as consequences of spacetime’s intrinsic rigidity and its global, cumulative response in large coherent systems such as disk galaxies. In local, weak-field environments, standard Newtonian and relativistic gravity remains an effective approximation. The goal of the talk is not to present a final empirical model, but to clarify the physical meaning of spacetime constants and open discussion between UFT and mainstream theoretical physics. Keywords: Spacetime ontology; space density; intrinsic spacetime properties; Unified Field Theory (UFT); spacetime background constant K; geometric response; gravitational coupling; dark-matter-like phenomena Brief Biography Lynn Lou Beran is a Senior IT Security Analyst and an author, translator, and editor working at the intersection of science, engineering, and communication. She translated and edited multiple editions of Zhang XiangQian’s Unified Field Theory and co-authored recent manuscripts developing a geometric, motion-based view of physical reality. Lynn’s broader work focuses on making advanced ideas accessible without sacrificing rigor, and on connecting conceptual insight to testable predictions and practical tools.

Shilohites Toastmasters meets every 2nd and 4th Sundays. Meetings start at 4:00 pm, and last one hour. We are a community club open to all. Parking is free. We focus on personal goals for professional development.

This Saturday I've invited Sandy F. to help co-host this event. She is an experienced birder with years of experience in finding and identifying birds in our area. The Group gathers in the parking lot between 6:00 AM and 6:30 AM to catch the sunrise over the Potomac River. Google Maps: [https://maps.app.goo.gl/hCUuoxUPKhRbLLZn9](https://maps.app.goo.gl/hCUuoxUPKhRbLLZn9) Dyke Marsh Wildlife Preserve is known as a top regional birding spot, over **300 species** have been recorded here, including nesting bald eagles and ospreys. Bring your longest telephoto lens and binoculars. I can help you with camera settings so you can capture sharper images of both perched birds and birds in flight. I randomly drop by this afternoon before the snow and saw many amazing birds. I posted a few already. Note: I set the meetup for 6:30am to capture the sunrise. It's supposed to be partly cloudy which should make for amazing skies. I suggest you arrive at 6:00 AM to capture the glow of twilight hour. It is thrilling to capture the amazing orange and red colors that are only available at that time in the morning. Share only your very best, most interesting shots after the field trip, and keep it down to between 5 and 10 photos. Bring water, comfortable shoes, a tripod, fully charged batteries, and empty memory cards... Park Facts: Entrance Fee: Free Allow Dogs on a leash: Yes Bathroom: On the north side of the Marina is a building for restrooms National Park Service Dyke Marsh Wildlife Preserve: www.nps.gov/gwmp Friends of Dyke Marsh (www.fodm.org) By sending in an RSVP and joining this meetup event hosted by the Virginia Beltway Photography Meetup, I agree to abide by the rules and regulations (where applicable) of the event location, and I am also agreeing to the terms of the following release and waiver of liability, which shall be binding on my heirs, executors, administrators, successors, and assigns. In consideration of my (and my child’s) participation in the Virginia Beltway Photography Meetup, I do hereby release, discharge, and hold harmless the Organizer, its members, officers, directors, employees, and the leader(s) of this event from any and all liability by reason of any damage, loss, expenses, or injury arising from my (and my child’s) participation in this event, including that caused solely or in part by the fault of any and all of the above-named parties.

Trivia!! Trivia starts promptly at 7, come earlier to get set up 630-645. Clear Sky's Meadery. 15201 Display Ct, Rockville, MD 20850

New (old) location - La Madeleine at 500 King St! Hope to see you there

Join the CONNECTED Westerville Mastermind Group for a dynamic afternoon of B2B networking! This event is perfect for professionals looking to expand their business connections, share insights, and foster collaboration within the community. Whether you are a seasoned entrepreneur or just starting out, this event offers a valuable opportunity to exchange ideas, build relationships, and grow your network in a supportive environment. Connect with like-minded individuals, explore potential partnerships, and discover new opportunities for professional growth. Don't miss out on this chance to enhance your business network and take your career to the next level with CONNECTED Westerville Mastermind Group! We meet the 4th Monday of every month from 11am-1pm. Welcome and general networking from 11am - 11:30am with core meeting 11;30 - 12:30 and a final round of networking from 12:30 - 1pm.

Early-bird coffee and conversation at [Crimson Cup Coffee Shop - Clintonville](https://www.crimsoncup.com/about/location/clintonville)!

Bring your Raspberry Pi, Arduino, microcontroller, or any other electronic project and join fellow electronics makers for a night of creativity and collaboration! This session is open forum to share your current projects—whether complete or in progress, it’s all interesting! Whether you’re deep into embedded systems, exploring new ideas, or just getting started, you’ll find a welcoming space to collaborate, share, and get inspired. **New to electronics or curious about tinkering?** You’re absolutely welcome. If you’re a beginner and want to experiment, I’ll have a couple of starter kits available so you can try things out—whether that’s blinking your first LED, putting something on a display, or experimenting with simple sensors. No pressure and no experience required—just an interest in learning and building. While we continue to pursue a more permanent venue for this Meetup, we’ll be using public library facilities based on availability. This session will be at the Worthington Park Library in the Olentangy Meeting Room.

Sleep in on Sundays. When you've had your fill of pajama-time, roll out and have some tasty brunch with your fellow Humanists!

It’s time to take control of your mental health. How do you get rid of stress, anxiety and uncertainty? These emotions are buried deep in your reactive mind. Find out what the reactive mind is, and in the process find yourself. Here is the secret of being positive and free: Thinking positively is not enough. You also have to get rid of the negative thinking. Your mind is like a garden. You can plant many beautiful flowers in it, but if you don't get rid of the weeds when you plant your flowers, the weeds will soon take over the whole garden. A positive thought is like a flower in your mental garden, and a negative thought is like a weed. You cannot expect to have a positive mindset if you continue to have negative thoughts dwelling and growing there. So, how do you get rid of the negative thoughts? That's what this Meetup is all about. Attend this local meeting and find out! The Meetup event will be led by a consultant who had helped many people live happier in life. Be sure to click on the red "Attend" button below to come to this local event. We look forward to seeing you there. This group is created by the Dianetics & Scientology life improvement center.