“New HIV pandemic? Alamo cannonball, and Beavers fight carbon emissions.”

Views expressed in this science and technology update are those of the reporters and correspondents.

Accessed on 23 March 2026, 1719 UTC.

Content and Source:  “Live Science Newsletter.”

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Russ Roberts (https://hawaiisciencejournal.com).

Created for kh6jrm@gmail.com | Web Version March 23, 2026 FOLLOW US Amazing science every day SIGN UP ⋅   WEBSITE Top Science News I was at ground zero for the AIDS epidemic. RFK’s cuts could fuel a new pandemic, just when elimination seemed within reach. OPINION | RFK Jr.’s cutbacks may leave us near-defenseless against HIV spread, but moments in the past show how we can stop the seemingly inevitable. Read More Question of the Day There is much debate about when humans first arrived on the American continents. Which of these is the oldest archaeological site in the Americas? (Learn the answer here) Clovis White Sands Monte Verde II Meadowcroft Rock Shelters History & Archaeology Cannonball dating to the Alamo battle unearthed 1 day before 190th anniversary of the conflict that killed Davy Crockett An intact bronze cannonball unearthed near the Alamo was likely used in the 1836 battle between Mexico and the Republic of Texas. Read More Your Body A gene carried by 99% of humanity raises Alzheimer’s risk dramatically. Could gene therapy correct it? New research suggests that a single gene may play an outsize role in developing Alzheimer’s, which suggests gene therapy for the condition could reach many people. Read More Planet Earth Human-driven climate change is slowing Earth’s rotation at a rate not seen in 3.6 million years Today’s sea level rise is significant enough to slow the rotation of the planet by just over a millisecond per century. Read More Animals A secret weapon to fight carbon emissions was just discovered: Beavers A new study in Switzerland finds that beaver-built wetlands can trap and store large amounts of carbon, offering a low-cost boost for restoration and climate resilience. Read More Physics & Math Physicists created an electron ‘catapult’ that moves particles at ‘extraordinary’ speed Using a new method, physicists found a way to “catapult” electrons across solar materials in quadrillionths of a second. Read More Chemistry A new twist on matter? Strange ‘Half-Mӧbius’ molecule has rare properties chemists have never seen before Chemists created a strange “half-Mӧbius” molecule, where electrons twist freely out of place to make a continuously looping surface. Read More Quizzes and Games Match these ‘ancient’ devices to their pictures Put your computing knowledge to the test by matching classic and modern devices to their images. Computing quiz Chain Word: Can you crack our science word of the day puzzle? You have six chances to guess our five letter word of the day. Can you figure it out and top the leaderboard? Make the chain Daily sudoku: Take a break with this classic numbers puzzle Get a new challenge every day with our free online sudoku puzzle. Try it today Feed your curiosity: Get more newsletters from Live Science and our partners for the latest discoveries, mind-bending mysteries and expert insight. Sign Up Follow LiveScience Contact Us: Feedback | Advertise Sign Up | Update Profile | Unsubscribe Privacy Policy | Cookies Policy | Terms and Conditions When you purchase through links in our content, we may earn an affiliate commission. © Future Publishing Limited. Reg No. 2008885 England. Full 7th Floor, 130 West 42nd Street, New York, NY, 10036