Perseverance rover celebrates 1,000 Mars days on the Red Planet

Perseverance rover celebrates 1,000 sols on Mars | Space Quiz! On Mars, how long is a sol? | Blue Origin will return to flight with uncrewed mission Created for znamenski.spacecom@blogger.com |  Web Version December 13, 2023 CONNECT WITH SPACE.COM       Something amazing every day. SIGN UP ⋅   WEBSITE   The Launchpad Perseverance rover celebrates 1,000 sols on Mars (NASA/JPL-Caltech/ASU/MSSS) Perseverance and its tiny robotic partner, the Ingenuity helicopter, landed inside Mars' Jezero Crater on Feb. 18, 2021. Ever since, the big rover has been hunting for signs of ancient Mars life on the floor of the 28-mile-wide (45 kilometers) Jezero, which is a great place to do such work. Now, the car-sized Perseverance has now been exploring its exotic environs for 1,000 Mars days, or sols. Full Story: Space (12/13)  Space Quiz! On Mars, how long is a sol? Learn the answer here! 24 hours, 37 minutes 26 hours, 18 minutes 27 hours, 03 minutes 29 hours, 49 minutes Blue Origin will return to flight with uncrewed mission (Blue Origin) Blue Origin will end its 15-month spaceflight hiatus next week, if all goes according to plan. The company, which was founded by Amazon's Jeff Bezos, hasn't flown since its New Shepard suborbital vehicle suffered an anomaly during an uncrewed research flight on Sept. 12, 2022. But that long drought is about to end. Full Story: Space (12/12)  Space Deal of the Day Christmas camera deal: $900 off Canon EOS R5 (Canon, Future) Save $900 in this Christmas holiday Canon camera deal. The camera (ranked as the best Canon camera in our Best cameras guide) was reduced by $500 for Amazon Prime Day and then we saw this crash down another $400 to its lowest-ever price at $2999 during Black Friday and Cyber Monday, but it's still going! Full Story: Space (12/13)  Skywatching The Geminid meteor shower peaks tonight! (Costfoto/Future Publishing via Getty Images) For those who are hoping to get a view of the peak of the Geminid meteor shower overnight tonight, it appears that about half of the contiguous (48) states will have clear, starry skies - a perfect backdrop for watching this very best of the year's principal meteor displays. Full Story: Space (12/13)  Spaceflight NASA assembling giant Artemis 2 moon rocket (NASA) Parts of the two solid rocket boosters that will be strapped to the SLS core stage of Artemis 2 are being processed at NASA's Kennedy Space Center (KSC) in Florida, the site from which the mission will launch. Full Story: Space (12/13)  Science & Astronomy Intergalactic 'stream of stars' is the 1st of its kind (William Herschel Telescope/Román et al.) Astronomers have accidentally discovered the first known intergalactic trail of stars. The gigantic "stellar stream," which is around 10 times longer than the Milky Way, suggests that more of these structures could be lurking in deep space, a new study reveals. Full Story: Space (12/12)  Technology Watch Japanese startup test engine run on cow-dung (Interstellar Technologies Inc.) A Japanese space startup has taken a big step toward developing its first orbital rocket - which will be powered by gas from cow dung. Interstellar Technologies Inc. recently performed a combustion chamber static fire test at Japan's Hokkaido Spaceport as part of the development of the Cosmos engine for its Zero rocket. Full Story: Space (12/13)  Star Trek 'Star Trek: Discovery' Season 5 snippet (Paramount Plus) The new footage was shown at the 2023 São Paulo Comic Con in Brazil, since there's no major U.S. events left in the calendar before the air date of April 2023. Full Story: Space (12/12)    Sign Up  |    Update Profile  |    Unsubscribe Privacy Policy  |    Cookies Policy  |    Terms and Conditions CONTACT US: FEEDBACK  |    ADVERTISE Future US LLC © Full 7th Floor, 130 West 42nd Street, New York, NY, 10036

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Cosmic nuclear fission seen for 1st time in 'incredibly profound' discovery

What 8,000 hours flying jets taught 2 Canadian astronauts | Space Quiz! What sky-watching phenomenon is created when Earth passes through clouds of debris left behind by comets as they move close to the sun? | Cosmic nuclear fission seen for 1st time Created for znamenski.spacecom@blogger.com |  Web Version December 12, 2023 CONNECT WITH SPACE.COM       Something amazing every day. SIGN UP ⋅   WEBSITE   The Launchpad What 8,000 hours flying jets taught 2 Canadian astronauts (Canadian Space Agency) "In environments that are characterized by high risk and high consequence, you can't make a mistake. And as you evaluate those systems, you have to do it with a view of the future, to make sure that people down the road don't fall into these traps of making mistakes as well." Full Story: Space (12/12)  Space Quiz! What sky-watching phenomenon is created when Earth passes through clouds of debris left behind by comets as they move close to the sun? Learn the answer here! Auroras Lunar Eclipse Exospheric turbulence Meteor showers Cosmic nuclear fission seen for 1st time (Los Alamos National Laboratory (Matthew Mumpower)) The discovery supports the idea that when neutron stars smash together, they create "superheavy" elements - heavier than the heaviest elements of the periodic table - which then break down via nuclear fission to birth elements like the gold in your jewelry. Full Story: Space (12/11)  Skywatching Comet debris could create an new meteor shower this week (Wikimedia Commons/Stub Mandrel) Earth may experience an entirely new meteor shower this December when our planet enters a stream of the debris left around the sun by a near-Earth comet. These meteors will appear to stream from the direction of the star Lambda-Sculptoris, meaning a potential name for this meteor shower is the "Lambda-Sculptorids." Full Story: Space (12/10)  Science & Astronomy New NASA 'Greenhouse Gas Center' tracks climate change (NASA) At the end of November, The White House shared how the Biden-Harris Administration aims to combat climate change by increasing the monitoring and measurement of our nation's greenhouse gas emissions. But this is not a topic for government eyes only; if you are interested in learning more about climate change and having access to this important climate data, experts say the public can now do so through something called the U.S. Greenhouse Gas Center. Full Story: Space (12/11)  SpaceX Watch SpaceX's Starship go boom twice in this epic video (SpaceX) Musk and other SpaceX personnel - who are seen celebrating en masse in other parts of the video - were happy because Starship notched some major milestones during the flight, which launched from the company's Starbase site in South Texas. Full Story: Space (12/12)  Search for Life SETI is searching for alien life at new frequencies (ESA/NASA) Is there life beyond Earth? The question has turned out to be one of the hardest to answer in science. Despite the seemingly boundless expanse of the universe, which implies there's potential for abundant life, the vast distances between stars render the search akin to locating a needle in a cosmic haystack. Full Story: Space (12/12)  Entertainment 'Halo' Season 2 trailer doubles down on Covenant combat (Paramount+) The coming sophomore season appears to offer a sizable amount of intense interstellar combat action as the Spartan super-soldiers re-engage with their dreaded foe, the Covenant. Full Story: Space (12/11)  Star Trek 'Star Trek: Insurrection' at 25 (Paramount) Often unceremoniously relegated to the lower-gauged tiers of "Star Trek" feature films, "Star Trek: Insurrection" deserves a respectful place at the table this holiday season as the Jonathan Frakes-directed installment in the sci-fi franchise celebrates its milestone 25th anniversary. Full Story: Space (12/11)    Sign Up  |    Update Profile  |    Unsubscribe Privacy Policy  |    Cookies Policy  |    Terms and Conditions CONTACT US: FEEDBACK  |    ADVERTISE Future US LLC © Full 7th Floor, 130 West 42nd Street, New York, NY, 10036

Titans Stage Miraculous Comeback to Stun Dolphins on Monday Night Football

In one of the most incredible comebacks of the NFL season, the Tennessee Titans stunned the Miami Dolphins 28-27 on Monday Night Football. With less than three minutes remaining in the game and trailing by 14 points, the Titans unleashed a furious rally that culminated in a game-winning touchdown with just seconds left on the clock.

The victory was a monumental one for the Titans, who improved to 5-8 on the season and kept their playoff hopes alive. It also dealt a major blow to the Dolphins, who had been riding high atop the AFC East and were considered one of the favorites to reach the Super Bowl.

Dolphins Dominate Early

The Dolphins seemed poised to cruise to victory early on. Quarterback Tua Tagovailoa was sharp, completing 20 of his 25 passes for 267 yards and two touchdowns. Running back Jeff Wilson Jr. also had a strong performance, rushing for 112 yards and a touchdown.

The Titans, on the other hand, struggled offensively for much of the game. Rookie quarterback Will Levis looked shaky at times, completing only 15 of his 30 passes for 187 yards. The Titans also committed several costly penalties, which helped the Dolphins maintain momentum.

Titans Mount Improbable Comeback

With the Dolphins leading 27-13 late in the fourth quarter, it appeared that the Titans were headed for defeat. However, Levis led the Titans on a pair of remarkable touchdown drives in the final minutes of the game.

The first scoring drive was capped off by a 15-yard touchdown pass from Levis to wide receiver Treylon Burks with 1:50 remaining. On the ensuing two-point conversion attempt, Levis found tight end Austin Hooper for the score, cutting the Dolphins' lead to 27-21.

Following a Miami punt, Levis and the Titans offense went back to work. Levis completed passes of 19 and 15 yards to move the ball into Dolphins territory. With just seconds remaining on the clock, Levis delivered a strike to wide receiver Nick Westbrook-Ikhine in the end zone for the game-winning touchdown.

Levis Shines in the Spotlight

Levis, who was making just his third career start, was the hero of the game for the Titans. He finished with 327 passing yards and two touchdowns, displaying a poise and clutchness that belied his rookie status.

"I'm just so proud of our guys," Levis said after the game. "We never gave up, even when things looked bleak. We just kept fighting, and it paid off in the end."

Dolphins Left to Rue Missed Opportunities

The Dolphins were left to rue their missed opportunities after the game. They had several chances to put the game away in the fourth quarter, but they were unable to capitalize.

"We just made too many mistakes," Dolphins coach Mike McDaniel said. "We had a chance to win this game, but we didn't take advantage of it. We need to learn from our mistakes and move on."

What's Next for Both Teams?

The Titans will look to build on their momentum when they host the Jacksonville Jaguars on Sunday. The Dolphins, meanwhile, will try to get back on track when they travel to face the Buffalo Bills.

Historic Comeback

The Titans' comeback was one of the most memorable in recent NFL history. It was the first time since 2003 that a team had overcome a 14-point deficit in the final three minutes of a game and won in regulation.

The victory also proved that the Titans are a team that can never be counted out. Despite their up-and-down season, they remain in the thick of the AFC playoff race.

Conclusion

The Titans' thrilling comeback victory over the Dolphins was a testament to the power of perseverance and never giving up. It was a game that will be remembered for years to come, and it served as a reminder that anything is possible in the NFL.

Key Statistics:

• Titans: 327 passing yards, 2 touchdowns
• Dolphins: 267 passing yards, 2 touchdowns, 112 rushing yards, 1 touchdown
• Titans: 5-8 record
• Dolphins: 9-5 record

Additional Notes:

• The Titans were without star running back Derrick Henry for the second straight game.
• The Dolphins were also without several key players, including wide receiver Jaylen Waddle and safety Jevon Holland.
• The game was played at Hard Rock Stadium in Miami Gardens, Florida.
• The attendance was 75,417.

 

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Seminars Digest, Vol 59, Issue 4

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Today's Topics:

1. Friday 15.12.2023 (Serge Krashakov)

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Message: 1
Date: Tue, 12 Dec 2023 11:11:37 +0300
From: Serge Krashakov <sakr@itp.ac.ru>
To: staff@itp.ac.ru, students@itp.ac.ru, seminars@itp.ac.ru
Subject: [Landau ITP Seminars] Friday 15.12.2023
Message-ID: <0d07022e-f378-4205-84e8-f84991b2557d@itp.ac.ru>
Content-Type: text/plain; charset="utf-8"; Format="flowed"

Уважаемые коллеги!

На заседании Ученого совета в пятницу 15 декабря в 11:30 будет заслушан
доклад:

_Е.С. Пикина_, А.Р. Муратов, Е.И. Кац и В.В. Лебедев
*Динамические флексоэлектрические неустойчивости в нематических жидких
кристаллах.*

Наш доклад посвящен рассмотрению флексоэлектрических неустойчивостей в
нематических жидких кристаллах. Сначала нами была построена полная
система точных нелинейных динамических уравнений для нематической и
смектической А мезофаз помещенных в переменное электрическое поле, с
учетом флексоэлектрического эффекта. Построение такой системы является
обязательным шагом для изучения любых нелинейных эффектов в жидких
кристаллах, которые обсуждаются, начиная примерно с 50-летней давности и
до совсем недавнего времени. Наше теоретическое описание учитывает все
мягкие (гидродинамические) степени свободы системы, связанные с общими
законами сохранения и нарушениями непрерывной симметрии, а также
возможность наличия гидродинамической скорости у вещества в области
локализованного возмущения. На следующем этапе мы сформулировали
линейное приближение для построенной нелинейной системы в случае
нематического жидкого кристалла, линеаризовав ее по малым отклонениям
полей от начального равновесного однородного состояния и исследовали
устойчивость начального однородного распределения нематического
директора в переменном электрическом поле. Главным результатом данного
исследования явилось обнаружение нового типа неустойчивости (никогда не
обсуждаемой ранее), а именно возможности возникновения двумерной
модулированной структуры нематического директора, осциллирующей со
временем. Этот эффект особенно замечателен тем, что представляет собой
волновое движение в диссипативной системе, которой и является
нематический жидкий кристалл, помещенной в переменное электрическое поле.
Доклад основан на материалах публикации: «Nonlinear electrohydrodynamics
of liquid crystals.» E.S. Pikina, A.R. Muratov, E.I. Kats and V.V.
Lebedev (JETP, vol. 137, pp. 114–124 (2023)) и готовящегося к отправке в
печать манускрипта «Dynamic flexoelectric instabilities in nematic
liquid crystals.» E.S. Pikina, A.R. Muratov, E.I. Kats and V.V. Lebedev
(to be published).

ID и пароль онлайн-трансляций в Zoom те же, что и для предыдущих
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