Johns Hopkins APL

@JHUAPL · Laurel, Maryland · joined 26 Feb 2009

Johns Hopkins Applied Physics Laboratory (APL) is a not-for-profit center for engineering, research and analysis. Retweets/follows ≠ endorsements

33 580Followers

781Following

4 562Posts total

14.4KViews on collected posts

Against accounts of the same size

5 posts from the last 90 days, next to the 10K–100K follower range. below its peers on both reach and engagement.

Median views1 077this account2 751median for 10K–100K

Reach, %3.21%this account9.00%median for 10K–100K

Engagement, %0.54%this account1.65%median for 10K–100K

Metric	This account	Median for 10K–100K	Ratio
Median views per post	1 077	2 751	0.39×
Reach (views ÷ followers)	3.21%	9.00%	0.36×
Engagement rate	0.54%	1.65%	0.33×

Others in this range → Compare with another account → How these benchmarks are built →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

91919 Aug

3.3K

8.2K21 Aug

93924 Aug

1.1K1 Sep

Last 5 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.54%19 Aug

1.63%

0.54%21 Aug

0.32%24 Aug

1.02%1 Sep

Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 1.65%.

What the audience does

Likes65.9%89 in total

Reposts15.6%21 in total

Replies1.5%2 in total

Quotes3.7%5 in total

Bookmarks13.3%18 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.

Latest posts

By combining phase-change materials with additive manufacturing, engineers at Johns Hopkins APL are creating compact heatsinks through a new thermal-management capability, called SPEAR, to help manage heat in systems where space and weight are limited. https://t.co/M3UvUOD5d2 1.1K views · 11 likes · 0 reposts · 0 replies 01 Sep 2026 For more than 15 years, APL’s Precision Engagement of Moving Targets (PEMT) capability has powered critical sea, land, and air defense systems, fusing data from multiple sensors to track moving targets and meet evolving mission needs. https://t.co/ief819GtlY 939 views · 2 likes · 1 reposts · 0 replies 24 Aug 2026 Dragonfly partner @LockheedMartin visited Johns Hopkins APL today and viewed the Dragonfly Lander flight hardware before the rotorcraft ships to Lockheed Martin in Denver next year for system-level integration and testing. https://t.co/tSZSUjTaqh 8.2K views · 35 likes · 7 reposts · 1 replies 21 Aug 2026 While testing the APL-led PIMS instrument aboard @NASA's Europa Clipper, researchers detected solar wind conditions revealing a hidden massive solar eruption. Data from PIMS and 16 other spacecraft show the value of multipoint space weather forecasting. https://t.co/WGn9IojLFP ht 3.3K views · 36 likes · 13 reposts · 1 replies 19 Aug 2026 Sam Yee and Scott Murchie were jointly awarded APL’s Lifetime Publication Achievement Award last month. Together, they have published over 450 scientific papers that have advanced our understanding of Earth, Mars, and the broader solar system. https://t.co/XzGB6JjL8X https://t.co 919 views · 5 likes · 0 reposts · 0 replies 19 Aug 2026